UNITED STATES

                   SECURITIES AND EXCHANGE COMMISSION

                        Washington, D.C. 20549

                     ------------------------------

                                FORM 13F

                     ------------------------------


                         FORM 13F COVER PAGE


Report for the Calendar Year or Quarter Ended:  March 31, 2013

Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [  ] is a restatement.
                                  [  ] adds new holdings entries.

Institutional Investment Manager Filing this Report:

Name:             First Merchants Bank, National Association
Address:          200 East Jackson Street
                  Muncie, IN   47305

Form 13F File Number:  28-

The institutional  investment  manager filing this report and the person by whom
it is signed hereby  represent  that the person signing the report is authorized
to  submit  it,  that all  information  contained  herein is true,  correct  and
complete,  and  that it is  understood  that  all  required  items,  statements,
schedules, lists, and tables, are considered integral parts of this form.

Person signing this Report on Behalf of Reporting Manager:

Name:             Terry Blaker
Title:            Senior Vice President
Phone:            (765) 747-1570

Signature, Place, and Date of Signing:

      /s/ Terry L Blaker          Muncie, IN         April 16, 2013

Report Type (Check only one.):

[X]    13F HOLDING REPORT.
[ ]    13F NOTICE.
[ ]    COMBINATION REPORT.

FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 230 Form 13F Information Table Value Total: $279,751,000.00 List of Other Included Managers: None

FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (X$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- ACCENTURE PLC ADR G1151C101 2895 38111 SH SOLE 37671 340 100 ACCENTURE PLC ADR G1151C101 284 3740 SH DEFINED 3740 0 0 COVIDIEN ADR G2554F113 1921 28322 SH SOLE 27872 450 0 COVIDIEN ADR G2554F113 156 2299 SH DEFINED 2299 0 0 NOBLE CORPORATION COM H5833N103 1787 46868 SH SOLE 46173 595 100 NOBLE CORPORATION COM H5833N103 71 1871 SH DEFINED 1871 0 0 ALERIAN MLP ETF 00162Q866 437 24662 SH SOLE 24662 0 0 AT&T INC COM 00206R102 3745 102098 SH SOLE 100823 1025 250 AT&T INC COM 00206R102 239 6506 SH DEFINED 6506 0 0 ABBOTT LABS COM 002824100 1712 48493 SH SOLE 47443 750 300 ABBOTT LABS COM 002824100 177 5025 SH DEFINED 5025 0 0 ABBVIE INC COM 00287Y109 1954 47920 SH SOLE 46870 750 300 ABBVIE INC COM 00287Y109 250 6125 SH DEFINED 6125 0 0 ADOBE SYSTEMS INC COM 00724F101 1288 29594 SH SOLE 28844 750 0 ADOBE SYSTEMS INC COM 00724F101 92 2119 SH DEFINED 2119 0 0 ALLIANT CORP COM 018802108 2457 48964 SH SOLE 48214 750 0 ALLIANT CORP COM 018802108 257 5121 SH DEFINED 5121 0 0 ALTRIA GROUP INC COM 02209S103 203 5900 SH DEFINED 2900 0 3000 AMERISOURCE-BERGEN CORP COM 03073E105 1252 24326 SH SOLE 23876 450 0 AMERISOURCE-BERGEN CORP COM 03073E105 92 1780 SH DEFINED 1780 0 0 APACHE CORP COM 037411105 1868 24207 SH SOLE 23752 405 50 APACHE CORP COM 037411105 101 1315 SH DEFINED 1315 0 0 APPLE COMPUTER INC COM 037833100 220 498 SH SOLE 493 0 5 APPLE COMPUTER INC COM 037833100 100 226 SH DEFINED 226 0 0 AUTOMATIC DATA PROCESSING COM 053015103 4009 61662 SH SOLE 60587 875 200 AUTOMATIC DATA PROCESSING COM 053015103 411 6315 SH DEFINED 6315 0 0 BB & T CORPORATION COM 054937107 1160 36983 SH SOLE 36898 85 0 BB & T CORPORATION COM 054937107 46 1477 SH DEFINED 1477 0 0 BAKER HUGHES INC COM 057224107 1969 42446 SH SOLE 41786 660 0 BAKER HUGHES INC COM 057224107 134 2885 SH DEFINED 2885 0 0 BALL CORP COM 058498106 2676 56260 SH SOLE 56260 0 0 BALL CORP COM 058498106 19 400 SH DEFINED 400 0 0 BANK OF NEW YORK MELLON CORPCOM 064058100 859 30690 SH SOLE 29615 975 100 BANK OF NEW YORK MELLON CORPCOM 064058100 11 400 SH DEFINED 400 0 0 BAXTER INTERNATIONAL INC COM 071813109 2914 40121 SH SOLE 39351 740 30 BAXTER INTERNATIONAL INC COM 071813109 323 4445 SH DEFINED 4445 0 0 BECTON DICKINSON & CO COM 075887109 2789 29170 SH SOLE 28680 460 30 BECTON DICKINSON & CO COM 075887109 235 2453 SH DEFINED 2453 0 0 BED BATH & BEYOND COM 075896100 1885 29261 SH SOLE 28721 540 0 BED BATH & BEYOND COM 075896100 121 1885 SH DEFINED 1885 0 0 BEMIS COMPANY INC COM 081437105 1849 45810 SH SOLE 45810 0 0 BRISTOL-MYERS SQUIBB COM 110122108 802 19480 SH SOLE 19480 0 0 BRISTOL-MYERS SQUIBB COM 110122108 132 3200 SH DEFINED 2200 0 1000 BUCKLE INC COM 118440106 1813 38861 SH SOLE 38401 460 0 BUCKLE INC COM 118440106 106 2282 SH DEFINED 2282 0 0 CAMPBELL SOUP COM 134429109 483 10656 SH SOLE 10656 0 0 CAREFUSION CORP COM 14170T101 325 9302 SH SOLE 9302 0 0 CATERPILLAR INC. COM 149123101 296 3400 SH SOLE 3300 25 75 CATERPILLAR INC. COM 149123101 29 330 SH DEFINED 330 0 0 CHEVRON CORP COM 166764100 5159 43423 SH SOLE 42348 600 475 CHEVRON CORP COM 166764100 611 5145 SH DEFINED 4145 0 1000 CHUBB CORP COM 171232101 3391 38743 SH SOLE 38053 640 50 CHUBB CORP COM 171232101 396 4527 SH DEFINED 4527 0 0 CISCO SYSTEMS COM 17275R102 1813 86798 SH SOLE 84748 1750 300 CISCO SYSTEMS COM 17275R102 161 7685 SH DEFINED 7685 0 0 COCA COLA CO COM 191216100 1419 35102 SH SOLE 35102 0 0 COCA COLA CO COM 191216100 239 5900 SH DEFINED 5900 0 0 COLGATE PALMOLIVE CO COM 194162103 1993 16888 SH SOLE 16588 300 0 COLGATE PALMOLIVE CO COM 194162103 67 570 SH DEFINED 570 0 0 CONOCOPHILLIPS COM 20825C104 1344 22367 SH SOLE 21617 750 0 CONOCOPHILLIPS COM 20825C104 405 6735 SH DEFINED 5735 0 1000 CULLEN FROST BANKERS COM 229899109 1788 28602 SH SOLE 28052 500 50 CULLEN FROST BANKERS COM 229899109 168 2680 SH DEFINED 2680 0 0 DANAHER CORP COM 235851102 1358 21851 SH SOLE 21201 650 0 DANAHER CORP COM 235851102 30 475 SH DEFINED 475 0 0 DEERE & CO COM 244199105 193 2250 SH SOLE 2250 0 0 DEERE & CO COM 244199105 307 3575 SH DEFINED 3575 0 0 DISNEY WALT COMPANY COM 254687106 1379 24288 SH SOLE 24178 110 0 DISNEY WALT COMPANY COM 254687106 223 3920 SH DEFINED 3920 0 0 DONALDSON INC COM 257651109 1350 37310 SH SOLE 36230 1000 80 DONALDSON INC COM 257651109 111 3075 SH DEFINED 3075 0 0 DU PONT E I DE NEMOURS COM 263534109 1380 28075 SH SOLE 27575 500 0 DU PONT E I DE NEMOURS COM 263534109 122 2492 SH DEFINED 2492 0 0 EMC CORPORATION COM 268648102 1438 60226 SH SOLE 59526 700 0 EMC CORPORATION COM 268648102 84 3516 SH DEFINED 3516 0 0 ECOLAB INC COM 278865100 1415 17647 SH SOLE 17072 500 75 ECOLAB INC COM 278865100 172 2150 SH DEFINED 2150 0 0 EMERSON ELEC CO COM 291011104 769 13773 SH SOLE 13773 0 0 EMERSON ELEC CO COM 291011104 391 6999 SH DEFINED 4999 0 2000 EXXON MOBIL CORP COM 30231G102 6115 67860 SH SOLE 66880 805 175 EXXON MOBIL CORP COM 30231G102 660 7328 SH DEFINED 5272 0 2056 FLIR CORPORATION COM 302445101 1065 40977 SH SOLE 40877 100 0 FLIR CORPORATION COM 302445101 20 767 SH DEFINED 767 0 0 FIRST MERCHANTS CORP COM 320817109 1278 82616 SH SOLE 78907 3709 0 FIRST MERCHANTS CORP COM 320817109 374 24162 SH DEFINED 24162 0 0 FLOWERS FOOD INC COM 343498101 1442 43794 SH SOLE 43694 100 0 FLOWERS FOOD INC COM 343498101 199 6047 SH DEFINED 6047 0 0 GENERAL ELECTRIC CO COM 369604103 1406 60835 SH SOLE 58285 1150 1400 GENERAL ELECTRIC CO COM 369604103 208 9000 SH DEFINED 8000 0 1000 GRACO INC COM 384109104 1336 23023 SH SOLE 22423 500 100 GRACO INC COM 384109104 62 1066 SH DEFINED 1066 0 0 HCC INSURANCE HLDGS COM 404132102 2157 51324 SH SOLE 50554 770 0 HCC INSURANCE HLDGS COM 404132102 159 3785 SH DEFINED 3785 0 0 HARRIS CORP DEL COM 413875105 2537 54738 SH SOLE 53953 685 100 HARRIS CORP DEL COM 413875105 193 4160 SH DEFINED 4160 0 0 JACK HENRY & ASSOCIATES COM 426281101 2314 50084 SH SOLE 50019 65 0 JACK HENRY & ASSOCIATES COM 426281101 147 3180 SH DEFINED 3180 0 0 HONEYWELL INTL INC COM 438516106 723 9590 SH SOLE 9590 0 0 HONEYWELL INTL INC COM 438516106 49 650 SH DEFINED 650 0 0 HORMEL FOODS CORP COM 440452100 1238 29975 SH SOLE 29975 0 0 HORMEL FOODS CORP COM 440452100 32 780 SH DEFINED 780 0 0 INTEL CORP COM 458140100 711 32565 SH SOLE 31965 0 600 INTEL CORP COM 458140100 181 8280 SH DEFINED 7280 0 1000 INTL BUSINESS MACHINES CORP COM 459200101 2061 9664 SH SOLE 9409 175 80 INTL BUSINESS MACHINES CORP COM 459200101 74 345 SH DEFINED 345 0 0 NASDAQ BIOTECH INDEX ETF ISHARES 464287556 1364 8527 SH SOLE 8102 325 100 NASDAQ BIOTECH INDEX ETF ISHARES 464287556 212 1325 SH DEFINED 1325 0 0 S&P MID-CAP 400 GROWTH ETF ISHARES 464287606 11685 91191 SH SOLE 90494 697 0 S&P MID-CAP 400 GROWTH ETF ISHARES 464287606 555 4330 SH DEFINED 4330 0 0 RUSSELL 2000 INDEX ETF ISHARES 464287655 1145 12122 SH SOLE 11702 420 0 S&P MID-CAP 400 VALUE ETF ISHARES 464287705 12765 126527 SH SOLE 125939 444 144 S&P MID-CAP 400 VALUE ETF ISHARES 464287705 613 6072 SH DEFINED 6072 0 0 S&P SMALL CAP 600 CORE ETF ISHARES 464287804 4290 49280 SH SOLE 48317 707 256 S&P SMALL CAP 600 CORE ETF ISHARES 464287804 124 1422 SH DEFINED 1422 0 0 S&P SMALL CAP 600 VALUE ETF ISHARES 464287879 5971 66397 SH SOLE 65875 522 0 S&P SMALL CAP 600 VALUE ETF ISHARES 464287879 136 1508 SH DEFINED 1508 0 0 S&P SMALL CAP 600 GROWTH ETF ISHARES 464287887 6320 67318 SH SOLE 67013 305 0 S&P SMALL CAP 600 GROWTH ETF ISHARES 464287887 137 1463 SH DEFINED 1463 0 0 J P MORGAN CHASE & CO COM 46625H100 3001 63245 SH SOLE 62845 100 300 J P MORGAN CHASE & CO COM 46625H100 214 4510 SH DEFINED 4510 0 0 JARDEN CORPORATION COM 471109108 26 600 SH SOLE 600 0 0 JARDEN CORPORATION COM 471109108 289 6750 SH DEFINED 6750 0 0 JOHNSON & JOHNSON COM 478160104 3076 37726 SH SOLE 37076 600 50 JOHNSON & JOHNSON COM 478160104 435 5333 SH DEFINED 2933 0 2400 KELLOGG CO COM 487836108 285 4420 SH SOLE 4420 0 0 KIMBERLY CLARK CORP COM 494368103 1976 20169 SH SOLE 19619 500 50 KIMBERLY CLARK CORP COM 494368103 590 6025 SH DEFINED 5025 0 1000 KOHL'S CORP COM 500255104 1849 40082 SH SOLE 39052 900 130 KOHL'S CORP COM 500255104 185 4015 SH DEFINED 4015 0 0 LILLY ELI & CO COM 532457108 1069 18819 SH SOLE 18819 0 0 LORILLARD INC COM 544147101 242 6000 SH DEFINED 3000 0 3000 LOWE'S COMPANIES INC COM 548661107 371 9775 SH SOLE 9775 0 0 LOWE'S COMPANIES INC COM 548661107 227 6000 SH DEFINED 6000 0 0 MDU RES GROUP INC COM 552690109 2548 102003 SH SOLE 100228 1675 100 MDU RES GROUP INC COM 552690109 203 8110 SH DEFINED 8110 0 0 MCDONALDS CORP COM 580135101 269 2695 SH SOLE 2695 0 0 MCDONALDS CORP COM 580135101 80 800 SH DEFINED 800 0 0 MEDTRONIC INCORPORATED COM 585055106 1006 21417 SH SOLE 20392 825 200 MEDTRONIC INCORPORATED COM 585055106 28 600 SH DEFINED 600 0 0 MERCK & CO INC COM 58933Y105 248 5600 SH SOLE 5600 0 0 MERCK & CO INC COM 58933Y105 88 2000 SH DEFINED 1000 0 1000 MICROSOFT CORPORATION COM 594918104 1671 58421 SH SOLE 56621 1400 400 MICROSOFT CORPORATION COM 594918104 291 10167 SH DEFINED 9167 0 1000 MICROCHIP TECHNOLOGY COM 595017104 2880 78328 SH SOLE 76723 1405 200 MICROCHIP TECHNOLOGY COM 595017104 318 8645 SH DEFINED 7645 0 1000 NATIONAL OILWELL VARCO COM 637071101 993 14034 SH SOLE 13999 35 0 NATIONAL OILWELL VARCO COM 637071101 51 725 SH DEFINED 725 0 0 NEXTERA ENERGY INC COM 65339F101 598 7700 SH SOLE 7650 50 0 NEXTERA ENERGY INC COM 65339F101 361 4650 SH DEFINED 2650 0 2000 NORTHERN TR CORP COM 665859104 2264 41513 SH SOLE 40678 710 125 NORTHERN TR CORP COM 665859104 149 2730 SH DEFINED 2730 0 0 NOVARTIS A G SPONSORED ADR 66987V109 395 5550 SH SOLE 5375 50 125 NOVARTIS A G SPONSORED ADR 66987V109 103 1450 SH DEFINED 1450 0 0 NUCOR CORP COM 670346105 1240 26868 SH SOLE 26228 475 165 NUCOR CORP COM 670346105 154 3330 SH DEFINED 2330 0 1000 NVIDIA CORP COM 67066G104 837 65273 SH SOLE 63673 1600 0 NVIDIA CORP COM 67066G104 63 4940 SH DEFINED 4940 0 0 OLD NATIONAL BANCORP COM 680033107 195 14208 SH SOLE 14208 0 0 OMNICOM GROUP INC COM 681919106 1622 27538 SH SOLE 26963 575 0 OMNICOM GROUP INC COM 681919106 118 2000 SH DEFINED 2000 0 0 ORACLE CORP COM 68389X105 1299 40202 SH SOLE 39027 1075 100 ORACLE CORP COM 68389X105 84 2607 SH DEFINED 2607 0 0 PEOPLE'S UNITED FINANCIAL COM 712704105 1506 112255 SH SOLE 110105 1950 200 PEOPLE'S UNITED FINANCIAL COM 712704105 134 10020 SH DEFINED 8020 0 2000 PEPSICO INC COM 713448108 3130 39565 SH SOLE 38780 785 0 PEPSICO INC COM 713448108 203 2560 SH DEFINED 1560 0 1000 PFIZER INC COM 717081103 598 20719 SH SOLE 20519 0 200 PFIZER INC COM 717081103 29 1000 SH DEFINED 1000 0 0 PHILIP MORRIS INTL INC COM 718172109 74 800 SH SOLE 800 0 0 PHILIP MORRIS INTL INC COM 718172109 387 4175 SH DEFINED 1675 0 2500 DB COMMODITY INDEX FUND POWERSHARES 73935S105 275 10088 SH SOLE 10088 0 0 T. ROWE PRICE GROUP INC COM 74144T108 2035 27187 SH SOLE 26862 325 0 T. ROWE PRICE GROUP INC COM 74144T108 119 1587 SH DEFINED 1587 0 0 PROCTER & GAMBLE CO COM 742718109 4336 56267 SH SOLE 55467 750 50 PROCTER & GAMBLE CO COM 742718109 494 6416 SH DEFINED 6416 0 0 QUALCOMM INCORPORATED COM 747525103 1507 22519 SH SOLE 22129 390 0 QUALCOMM INCORPORATED COM 747525103 90 1348 SH DEFINED 1348 0 0 S&P 500 ETF SPDR 78462F103 1288 8221 SH SOLE 8221 0 0 MSCI ACWI EX-US ETF SPDR 78463X848 2747 83430 SH SOLE 83430 0 0 S&P 400 MID-CAP ETF SPDR 78467Y107 9425 44940 SH SOLE 44145 586 209 S&P 400 MID-CAP ETF SPDR 78467Y107 331 1580 SH DEFINED 1580 0 0 SCHLUMBERGER LTD COM 806857108 2972 39686 SH SOLE 38781 630 275 SCHLUMBERGER LTD COM 806857108 328 4380 SH DEFINED 4380 0 0 MATERIALS SECTOR ETF SPDR 81369Y100 1492 38086 SH SOLE 37966 70 50 MATERIALS SECTOR ETF SPDR 81369Y100 101 2567 SH DEFINED 2567 0 0 HEALTHCARE SECTOR ETF SPDR 81369Y209 601 13060 SH SOLE 13060 0 0 HEALTHCARE SECTOR ETF SPDR 81369Y209 3 65 SH DEFINED 65 0 0 CONSUMER STAPLES SECTOR ETF SPDR 81369Y308 551 13843 SH SOLE 13843 0 0 CONSUMER STAPLES SECTOR ETF SPDR 81369Y308 6 140 SH DEFINED 140 0 0 CONSUMER DISCRETION SECTOR ETF SPDR 81369Y407 986 18600 SH SOLE 18600 0 0 CONSUMER DISCRETION SECTOR ETF SPDR 81369Y407 8 153 SH DEFINED 153 0 0 THE J.M. SMUCKER COMPANY COM 832696405 3235 32629 SH SOLE 32139 490 0 THE J.M. SMUCKER COMPANY COM 832696405 302 3046 SH DEFINED 3046 0 0 SOUTHERN CO COM 842587107 425 9050 SH SOLE 8550 300 200 SOUTHERN CO COM 842587107 115 2450 SH DEFINED 1450 0 1000 STRYKER CORP COM 863667101 2381 36493 SH SOLE 35743 750 0 STRYKER CORP COM 863667101 161 2467 SH DEFINED 2467 0 0 SYSCO CORP COM 871829107 3162 89939 SH SOLE 88359 1480 100 SYSCO CORP COM 871829107 379 10773 SH DEFINED 10773 0 0 TARGET CORP COM 87612E106 2049 29933 SH SOLE 29673 260 0 TARGET CORP COM 87612E106 99 1440 SH DEFINED 1440 0 0 TEVA PHARMACEUTICAL ADR 881624209 632 15928 SH SOLE 15293 560 75 TEVA PHARMACEUTICAL ADR 881624209 111 2790 SH DEFINED 2790 0 0 3M COMPANY COM 88579Y101 2571 24180 SH SOLE 23675 505 0 3M COMPANY COM 88579Y101 149 1400 SH DEFINED 1400 0 0 US BANCORP DEL COM 902973304 1037 30572 SH SOLE 29522 800 250 US BANCORP DEL COM 902973304 7 200 SH DEFINED 200 0 0 UNITED PARCEL SERVICE COM 911312106 1128 13126 SH SOLE 12901 150 75 UNITED PARCEL SERVICE COM 911312106 108 1255 SH DEFINED 1255 0 0 UNITED TECHNOLOGIES CORP COM 913017109 3999 42805 SH SOLE 42020 785 0 UNITED TECHNOLOGIES CORP COM 913017109 437 4673 SH DEFINED 4673 0 0 VF CORP COM 918204108 1883 11228 SH SOLE 10893 235 100 VF CORP COM 918204108 252 1505 SH DEFINED 1505 0 0 VANGUARD TOTAL BOND MKT INDXETF 921937835 4165 49800 SH SOLE 49800 0 0 VANGUARD INFO TECH ETF 92204A702 564 7735 SH SOLE 7735 0 0 VANGUARD INFO TECH ETF 92204A702 3 40 SH DEFINED 40 0 0 VANGUARD FTSE ALL WRLD EX-USETF 922042775 8941 192871 SH SOLE 191047 1309 515 VANGUARD FTSE ALL WRLD EX-USETF 922042775 157 3377 SH DEFINED 3377 0 0 VECTREN CORP COM 92240G101 3292 92965 SH SOLE 91380 1435 150 VECTREN CORP COM 92240G101 320 9040 SH DEFINED 8040 0 1000 VANGUARD REIT INDEX ETF 922908553 11201 158808 SH SOLE 156789 1970 49 VANGUARD REIT INDEX ETF 922908553 368 5212 SH DEFINED 5212 0 0 VERIZON COMMUNICATIONS INC COM 92343V104 2204 44848 SH SOLE 43976 550 322 VERIZON COMMUNICATIONS INC COM 92343V104 197 4004 SH DEFINED 4004 0 0 WAL MART STORES INC COM 931142103 1558 20827 SH SOLE 20502 325 0 WAL MART STORES INC COM 931142103 254 3400 SH DEFINED 3400 0 0 WELLS FARGO & CO COM 949746101 133 3600 SH SOLE 3600 0 0 WELLS FARGO & CO COM 949746101 74 2000 SH DEFINED 0 0 2000 XYLEM INC COM 98419M100 1169 42442 SH SOLE 41347 970 125 XYLEM INC COM 98419M100 94 3395 SH DEFINED 3395 0 0 GRAND TOTALS 279751 4982204 4876934 60899 44371