The Knights Cross of the Iron Cross was introduced in 1939 as an addtion to the Iron Cross family. Like the Iron Cross itself it had the year of its intruduction embodied into it. About 7,318 of these awards were presented to members of all branches of the German armed forces. U-boat men received 144 of those.
Commanders and WO's
| Name and rank | Age | Crew | Date | Boat | ||
| 1. | Kptlt. Prien, Günther + | (31) | 33 | 18 Oct, 1939 | U-47 | |
| 2. | Kptlt. Schultze, Herbert | (30) | 30 | 1 Mar, 1940 | U-48 | |
| 3. | KrvKpt. Hartmann, Werner | (37) | 21 | 9 May, 1940 | ||
| 4. | Kptlt. Schuhart, Otto | (31) | 29 | 16 May, 1940 | U-29 | |
| 5. | Kptlt. Rollmann, Wilhelm + | (33) | 26 | 31 Jul, 1940 | U-34 | |
| 6. | Kptlt. Kretschmer, Otto | (28) | 30 | 4 Aug, 1940 | U-99 | |
| 7. | Kptlt. Liebe, Heinrich | (32) | 27 | 14 Aug, 1940 | U-38 | |
| 8. | Kptlt. Lemp, Fritz-Julius + | (27) | 31 | 14 Aug, 1940 | U-30 | |
| 9. | Kptlt. Frauenheim, Fritz | (28) | 30 | 29 Aug, 1940 | U-101 | |
| 10. | KrvKpt. Rösing, Hans Rudolf | (34) | 24 | 29 Aug, 1940 | U-48 | |
| 11. | Oblt. Endrass, Engelbert + | (29) | 34 | 5 Sep, 1940 | U-46 | |
| 12. | Kptlt. Kuhnke, Günter | (28) | 31 | 19 Sep, 1940 | U-28 | |
| 13. | Kptlt. Schepke, Joachim + | (28) | 30 | 24 Sep, 1940 | U-100 | |
| 14. | Oblt. Jenisch, Hans | (26) | 33 | 7 Oct, 1940 | U-32 | |
| 15. | Kptlt. Oehrn, Victor | (33) | 27 | 21 Oct, 1940 | U-37 | |
| 16. | Oblt. Lüth, Wolfgang + | (27) | 33 | 24 Oct, 1940 | U-43 | |
| 17. | Kptlt. Bleichrodt, Heinrich | (31) | 33 | 24 Oct, 1940 | U-48 | |
| 18. | Oblt. Suhren, Reinhard | (24) | 35 | 3 Nov, 1940 | ||
| 19. | KrvKpt. Schütze, Viktor | (34) | 25 | 11 Dec, 1940 | U-103 | |
| 20. | KrvKpt. Stockhausen, Hans-Gerrit von + | (33) | 26 | 14 Jan, 1941 | U-65 | |
| 21. | Kptlt. Lehmann-Willenbrock, Heinrich | (29) | 31 | 26 Feb, 1941 | U-96 | |
| 22. | Kptlt. Moehle, Karl-Heinz | (30) | 30 | 26 Feb, 1941 | U-123 | |
| 23. | Kptlt. Oesten, Jürgen | (27) | 33 | 26 Mar, 1941 | U-106 | |
| 24. | Kptlt. Schulz, Georg-Wilhelm | (35) | 32 | 4 Apr, 1941 | U-124 | |
| 25. | Kptlt. Kuppisch, Herbert + | (31) | 33 | 14 May, 1941 | U-94 | |
| 26. | Kptlt. Wohlfarth, Herbert | (25) | 33 | 15 May, 1941 | U-556 | |
| 27. | Kptlt. Schewe, Georg | (31) | 30 | 23 May, 1941 | U-105 | |
| 28. | Kptlt. Korth, Claus | (29) | 32 | 29 May, 1941 | U-93 | |
| 29. | Oblt. Topp, Erich | (26) | 34 | 20 Jun, 1941 | U-552 | |
| 30. | Kptlt. Hessler, Günter | (32) | 27 | 24 Jun, 1941 | U-107 | |
| 31. | Kptlt. Metzler, Jost | (32) | 32 | 28 Jul, 1941 | U-69 | |
| 32. | Oblt. Schnee, Adalbert | (27) | 34 | 30 Aug, 1941 | U-201 | |
| 33. | Kptlt. Mützelburg, Rolf + | (28) | 32 | 17 Nov, 1941 | U-203 | |
| 34. | Kptlt. Mengersen, Ernst | (29) | 33 | 18 Nov, 1941 | U-101 | |
| 35. | Kptlt. Guggenberger, Friedrich | (26) | 34 | 10 Dec, 1941 | U-81 | |
| 36. | KrvKpt. Scholtz, Klaus | (33) | 27 | 26 Dec, 1941 | U-108 | |
| 37. | Kptlt. Bigalk, Gerhard + | (33) | 33 | 26 Dec, 1941 | U-751 | |
| 38. | Kptlt. Gysae, Robert | (30) | 31 | 31 Dec, 1941 | U-98 | |
| 39. | Kptlt. Kentrat, Eitel-Friedrich | (35) | 28 | 31 Dec, 1941 | U-74 | |
| 40. | Kptlt. Hardegen, Reinhard | (28) | 33 | 23 Jan, 1942 | U-123 | |
| 41. | Kptlt. Tiesenhausen, Freiherr Hans-Diedrich von | (28) | 34 | 27 Jan, 1942 | U-331 | |
| 42. | Kptlt. Clausen, Asmus Nicolai + | (30) | 29 | 13 Mar, 1942 | U-129 | |
| 43. | Kptlt. Bauer, Ernst | (28) | 33 | 16 Mar, 1942 | U-126 | |
| 44. | Kptlt. Mohr, Johann + | (25) | 34 | 27 Mar, 1942 | U-124 | |
| 45. | Oblt. Ites, Otto | (24) | 36 | 28 Mar, 1942 | U-94 | |
| 46. | KrvKpt. Zapp, Richard | (38) | 26 | 23 Apr, 1942 | U-66 | |
| 47. | Kptlt. Cremer, Peter-Erich | (31) | 32 | 5 Jun, 1942 | U-333 | |
| 48. | Kptlt. Winter, Werner | (30) | 30 | 5 Jun, 1942 | U-103 | |
| 49. | KrvKpt. Merten, Karl-Friedrich | (36) | 26 | 13 Jun, 1942 | U-68 | |
| 50. | Kptlt. Kraus, Hans-Werner | (26) | 34 | 19 Jun, 1942 | U-83 | |
| 51. | Kptlt. Rostin, Erwin + | (34) | 33 | 28 Jun, 1942 | U-158 | |
| 52. | Kptlt. Schultze, Heinz-Otto + | (26) | 34 | 9 Jul, 1942 | U-432 | |
| 53. | Oblt. Lassen, Georg | (27) | 35 | 10 Aug, 1942 | U-160 | |
| 54. | Kptlt. Rosenbaum, Helmut + | (29) | 32 | 12 Aug, 1942 | U-73 | |
| 55. | Kptlt. Piening, Adolf Cornelius | (31) | 30 | 13 Aug, 1942 | U-155 | |
| 56. | Kptlt. Schonder, Heinrich + | (32) | 34 | 19 Aug, 1942 | U-77 | |
| 57. | KrvKpt. Thurmann, Karl + | (32) | 28 | 24 Aug, 1942 | U-553 | |
| 58. | KrvKpt. Kals, Ernst | (37) | 24 | 1 Sep, 1942 | U-130 | |
| 59. | KrvKpt. Hartenstein, Werner + | (34) | 28 | 17 Sep, 1942 | U-156 | |
| 60. | Kptlt. Krech, Günther | (28) | 33 | 17 Sep, 1942 | U-558 | |
| 61. | Kptlt. Bülow, Otto von | (31) | 30 | 20 Oct, 1942 | U-404 | |
| 62. | Kptlt. Witte, Helmut | (27) | 34 | 22 Oct, 1942 | U-159 | |
| 63. | Kptlt. Strelow, Siegfried + | (31) | 31 | 27 Oct, 1942 | U-435 | |
| 64. | KrvKpt. Poske, Hans-Georg Friedrich | (38) | 23 | 6 Nov, 1942 | U-504 | |
| 65. | Kptlt. Emmermann, Carl | (27) | 34 | 27 Nov, 1942 | U-172 | |
| 66. | Kptlt. Müller-Stöckheim, Günther + | (28) | 34 | 27 Nov, 1942 | U-67 | |
| 67. | Kptlt. Dommes, Wilhelm | (35) | 31 | 2 Dec, 1942 | U-431 | |
| 68. | Kptlt. Henke, Werner + | (33) | 33 | 17 Dec, 1942 | U-515 | |
| 69. | Kptlt. Witt, Hans-Ludwig | (33) | 29 | 17 Dec, 1942 | U-129 | |
| 70. | Kptlt. Rasch, Hermann | (28) | 34 | 29 Dec, 1942 | U-106 | |
| 71. | KrvKpt. Schacht, Harro + | (35) | 26 | 9 Jan, 1943 | U-507 | |
| 72. | Kptlt. Achilles, Albrecht + | (28) | 34 | 16 Jan, 1943 | U-161 | |
| 73. | Kptlt. Schneider, Herbert + | (27) | 34 | 16 Jan, 1943 | U-522 | |
| 74. | Kptlt. Heyse, Ulrich | (36) | 33 | 21 Jan, 1943 | U-128 | |
| 75. | Kptlt. Brandi, Albrecht | (28) | 35 | 21 Jan, 1943 | U-617 | |
| 76. | Kptlt. Forstner, Baron Siegfried von + | (32) | 30 | 9 Feb, 1943 | U-402 | |
| 77. | Kptlt. Würdemann, Erich + | (29) | 33 | 14 Mar, 1943 | U-506 | |
| 78. | Kptlt. Reche, Reinhart | (27) | 34 | 17 Mar, 1943 | U-255 | |
| 79. | Oblt. Trojer, Hans-Hartwig + | (27) | 36 | 24 Mar, 1943 | U-221 | |
| 80. | Kptlt. Gelhaus, Harald | (27) | 35 | 26 Mar, 1943 | U-107 | |
| 81. | Kptlt. Seibicke, Günther + | (31) | 32 | 27 Mar, 1943 | U-436 | |
| 82. | KrvKpt. Neitzel, Karl | (42) | 23 | 27 Mar, 1943 | U-510 | |
| 83. | Kptlt. Folkers, Ulrich + | (28) | 34 | 27 Mar, 1943 | U-125 | |
| 84. | Kptlt. Heidtmann, Hans | (28) | 34 | 12 Apr, 1943 | ||
| 85. | Kptlt. Möhlmann, Helmut | (29) | 33 | 16 Apr, 1943 | U-571 | |
| 86. | Kptlt. Bargsten, Klaus | (31) | 36 | 30 Apr, 1943 | U-521 | |
| 87. | Kptlt. Jahn, Gunter | (32) | 31 | 30 Apr, 1943 | U-596 | |
| 88. | Kptlt. Franken, Wilhelm + | (28) | 35 | 30 Apr, 1943 | U-565 | |
| 89. | Kptlt. Heydemann, Günther | (29) | 33 | 3 Jul, 1943 | U-575 | |
| 90. | Kptlt. Markworth, Friedrich | (28) | 34 | 8 Jul, 1943 | U-66 | |
| 91. | Kptlt. Staats, Georg + | (27) | 35 | 14 Jul, 1943 | U-508 | |
| 92. | Kptlt. Kelbling, Gerd | (28) | 34 | 19 Aug, 1943 | U-593 | |
| 93. | Kptlt. Maus, August | (28) | 34 | 21 Sep, 1943 | ||
| 94. | Oblt. Schöneboom, Dietrich + | (25) | 37a | 20 Oct, 1943 | U-431 | |
| 95. | Kptlt. Schlippenbach, Freiherr Egon Reiner von | (29) | 34 | 19 Nov, 1943 | U-453 | |
| 96. | Oblt. Fenski, Horst-Arno | (25) | 37b | 26 Nov, 1943 | U-410 | |
| 97. | Kptlt. Franke, Heinz | (28) | 36 | 30 Nov, 1943 | U-262 | |
| 98. | Kptlt. Teichert, Max-Martin + | (28) | 34 | 19 Dec, 1943 | ||
| 99. | Oblt. Koitschka, Siegfried | (26) | 37a | 27 Jan, 1944 | U-616 | |
| 100. | Kptlt. Hellriegel, Hans-Jürgen + | (26) | 36 | 3 Feb, 1944 | U-543 | |
| 101. | Kptlt. Lüdden, Siegfried + | (27) | 36 | 11 Feb, 1944 | U-188 | |
| 102. | Kptlt. Mehl, Waldemar | (29) | 33 | 28 Mar, 1944 | U-371 | |
| 103. | Oblt. Eick, Alfred | (28) | 37a | 31 Mar, 1944 | U-510 | |
| 104. | Kaeding, Walter | (28) | 35 | 15 May, 1944 | ||
| 105. | Oblt. Schroeter, Horst von | (24) | 37b | 1 Jun, 1944 | U-123 | |
| 106. | Oblt. Sieder, Heinz + | (24) | 38 | 8 Jul, 1944 | U-984 | |
| 107. | Oblt. Krieg, Johann-Otto | (25) | 37b | 8 Jul, 1944 | ||
| 108. | Oblt. Fleige, Karl | (38) | 24 | 18 Jul, 1944 | U-18 | |
| 109. | Oblt. Marbach, Karl-Heinz | (27) | 37a | 22 Jul, 1944 | U-953 | |
| 110. | Oblt. Stuckmann, Hermann + | (23) | X/39 | 11 Aug, 1944 | U-621 | |
| 111. | Kptlt. Lange, Hans-Günther | (27) | 37a | 26 Aug, 1944 | U-711 | |
| 112. | KrvKpt. Timm, Heinrich | (34) | 33 | 17 Sep, 1944 | U-862 | |
| 113. | Oblt. Schaar, Gerd | (25) | 37b | 1 Oct, 1944 | U-957 | |
| 114. | Oblt. Förster, Hans-Joachim + | (24) | 38 | 18 Oct, 1944 | U-480 | |
| 115. | Kptlt. Brasack, Paul | (28) | 37a | 30 Oct, 1944 | U-737 | |
| 116. | Oblt. Pulst, Günther | (26) | 37b | 21 Dec, 1944 | U-978 | |
| 117. | Kptlt. Thomsen, Rolf | (29) | 36 | 4 Jan, 1945 | U-1202 | |
| 118. | Kptlt. Poel, Gustav | (27) | 36 | 4 Jan, 1945 | ||
| 119. | KrvKpt. Hechler, Ernst | (37) | 29 | 21 Jan, 1945 | U-870 | |
| 120. | Kpt. Dobratz, Kurt | (40) | 22 | 23 Jan, 1945 | U-1232 | |
| 121 | Oblt. Limbach, Johann (IWO) | (32) | 1930 | 6 Feb, 1945 | ||
| 122. | Oblt. Hess, Hans-Georg | (21) | 40 | 11 Feb, 1945 | U-995 | |
| 123. | Oblt. Westphalen, Otto | (25) | 38 | 23 Mar, 1945 | U-968 | |
| 124. | Kptlt. Schroeteler, Heinrich-Andreas | (29) | 36 | 2 May, 1945 | U-1023 | |
| 125. | Oblt. Lehmann, Hans | (29) | 38 | 8 May, 1945 | U-997 |
Engineers (LI)
1. Oblt.(Ing) Suhren, Gerd 1933 (26) 21/10/1940 LI U-37 2. Oblt.(Ing) Zürn, Erich 1925 (34) 23/04/1941 LI U-48 3. Kptlt.(Ing) Bielig, Gerhard 1934 (26) 10/02/1943 LI U-177 4. Lt.(Ing) Krey, Heinz + 1939 (21) 04/09/1943 LI U-752 5. Kptlt.(Ing) Panknin, Herbert 1934 (29) 04/09/1943 LI U-106 6. Oblt.(Ing) Lechtenbörger,Willi+ 1934* (29) 04/09/1943 LI U-847 7. Oblt.(Ing) Landfermann, Carl A. 1934* (29) 27/10/1943 LI U-181 8. Kptlt.(Ing) Rohweder, Helmut 1935 (29) 14/11/1943 LI U-514 9. Kptlt.(Ing) Wessels, Johann-F. 1923 (39) 09/03/1944 LI U-198 10. Oblt.(Ing) Olschewski, Georg 1928* (32) 23/04/1944 LI U-66 11. Kptlt.(Ing) Wiebe, Karl-Heinz 1935 (28) 22/05/1944 LI U-178 12. Oblt.(Ing) König, Reinhardt 1928* (35) 08/07/1944 LI U-123 13. Kptlt.(Ing) Lichtenberg, Philipp 1928* (36) 31/03/1945 LI U-516 14. Oblt.(Ing) Johannsen, Hans 1935* (32) 31/03/1945 LI U-802 Mates1. StOstrm. Petersen, Heinrich 1919* (38) 05/11/1940 U-99 2. Ostrm. Kaeding, Walter 1935* (28) 15/05/1944 U-123 3. Ostrm. Hofmann, Horst 1937* (25) 20/05/1944 U-672 4. StOstrm. Dammeier, Heinrich 1933* (30) 12/08/1944 U-270 5. OBtsMt. Mühlbauer, Rudolf (25) 10/12/1940 U-123 6. OMasch. Prassdorf, Heinrich 1937* (26) 21/04/1945 U-1203 7. OStrm. Jäckel, Karl 1937* (31) 28/04/1945 U-907 |
| + | died in WW II | * service begins in the Navy |
| +* | died in WW II by accident | |
List compilations for engineers and mates: Jürgen Schlemm

