| # | Name | Home of Record | Rank | Date of Loss |
|---|---|---|---|---|
| 1 | Anderson, Wayne Richard | Bettendorf | HM3 | June 24, 1970 |
| 2 | Bartholomew, Charles Ricky | Truro | DT3 | March 21, 1968 |
| 3 | Barton, Dennis Michael | Des Moines | LT | July 29, 1967 |
| 4 | Birky, Harold Edwin | South English | FN | January 30, 1971 |
| 5 | Buckley, Jimmy Lee | Sac City | LCDR | August 21, 1968 |
| 6 | Christiansen, John E Jr | Durant | HM3 | July 26, 1966 |
| 7 | Clemens, Michael Joseph | Dubuque | HN | January 9, 1967 |
| 8 | Clendenen, Richard Dean | Milton | AN | July 29, 1967 |
| 9 | Crawford, Lowell Lavain | Davenport | HM3 | April 2, 1969 |
| 10 | Dahms, Larry Albert | Garwin | CE3 | November 17, 1970 |
| 11 | Davis, Francis John | Montrose | LCDR | January 16, 1974 |
| 12 | Despard, Jerold Virgil | Manson | AE3 | July 29, 1967 |
| 13 | Donahue, Richard Earle | Centerville | CDR | October 26, 1966 |
| 14 | Egbert, Dale Edward | Des Moines | SN | November 24, 1967 |
| 15 | Eischeid, Thomas John | Halbur | SWE3 | May 23, 1968 |
| 16 | Ekart, Paul David | Ottumwa | HM3 | January 26, 1968 |
| 17 | Everett, Lauren Ray | Wadena | CDR | October 17, 1971 |
| 18 | Feltner, Gerald Lee | Carroll | HN | October 30, 1965 |
| 19 | Fitzgerald, Michael Thomas | Dubuque | HN | January 31, 1968 |
| 20 | Fleskes, David Allen | Fort Dodge | CN | August 23, 1968 |
| 21 | Frank, Thomas Paul | Remsen | CDR | November 1, 1971 |
| 22 | Haskins, Donald Dean | Audubon | BUL2 | October 31, 1965 |
| 23 | Hise, James Hamilton | Des Moines | LTJG | March 25, 1967 |
| 24 | Jedlicka, Donald William | Silver City | ATR3 | July 29, 1967 |
| 25 | Krommenhoek, Jeffrey Martin | Sioux City | LCDR | March 4, 1977 |
| 26 | Krukow, Arden Lee | Spencer | MM2 | January 22, 1969 |
| 27 | Lake, Ronald Roy | Sioux City | GMG3 | March 24, 1968 |
| 28 | Leazer, Terry Franklin | Seymour | FN | May 24, 1967 |
| 29 | Leonard, Robert Bruce | Des Moines | FTM2 | October 2, 1969 |
| 30 | Logan, William Leon | Council Bluffs | UTC | August 10, 1971 |
| 31 | Lohse, Arnold Edwin Henry | Everly | AQF3 | July 29, 1967 |
| 32 | Mc Conahay, Brian Duaine | Columbus Junction | AN | July 29, 1967 |
| 33 | Mc Grane, Donald Paul | Waverly | AX2 | July 19, 1967 |
| 34 | Mc Keen, Gerald Claude | Sac City | HN | September 24, 1966 |
| 35 | Merrick, James Lee Jr | Ames | LT | October 3, 1968 |
| 36 | Milius, Paul Lloyd | Waverly | CAPT | April 26, 1978 |
| 37 | Norton, Gerald Owen | Moulton | HM2 | October 6, 1962 |
| 38 | Olson, Roger Lewis | Fort Dodge | HN | March 26, 1968 |
| 39 | Peddicord, Donald Glenn | Des Moines | EN1 | January 23, 1967 |
| 40 | Pena, Jesse Joseph | Davenport | HN | February 12, 1970 |
| 41 | Pitzen, John Russell | Stacyville | CDR | March 1, 1978 |
| 42 | Poppema, Leroy Warren | Hospers | HN | May 16, 1968 |
| 43 | Reid, John Lee | Dewitt | HN | January 26, 1968 |
| 44 | Rial, James Alphonse | Barnum | DCC | October 22, 1964 |
| 45 | Rickels, James Burnell | Wyoming | SN | March 15, 1968 |
| 46 | Roggow, Norman Lee | Aurelia | LTJG | October 8, 1967 |
| 47 | Sampers, James William | Storm Lake | IC1 | September 7, 1969 |
| 48 | Sears, Steven Dwight | High View | HM3 | November 1, 1967 |
| 49 | Sloan, Terry Patrick | Des Moines | HM1 | November 9, 1966 |
| 50 | Sterling, Robert Allen | Creston | BM3 | April 16, 1972 |
| 51 | Studer, Loren Francis | Clarion | SWF2 | May 31, 1968 |
| 52 | Sutherland, Richard Eugene | Dubuque | HN | September 21, 1967 |
| 53 | Swaim, Ronald Gail | Des Moines | HN | May 20, 1968 |
| 54 | Westly, Cyril Jeffrey | Manly | HN | March 26, 1967 |
| 55 | Wildman, Steven Earl | Cedar Rapids | HN | August 8, 1968 |
| 56 | Williams, Dennis Neil | Gilman | HA | November 22, 1966 |
| 57 | Wilson, Donald Wayne | Mason City | ADR1 | March 16, 1970 |
| 58 | Wood, Rex Stewart | Moulton | LCDR | June 2, 1967 |
