Patrol info for U-66
| Departure | Arrival / Fate | Duration | ||
| 21 Mar 1942 | Lorient | 27 May 1942 | Lorient | 68 days |
Commander | Officers * | |
 KrvKpt. Richard Zapp |
1WO Oblt. Karl-Hartwig Sieboid |
2WO Ltn. Karl-Heinz Sammler |
Daily positions, sinkings and allied attacks during the patrol of U-66
Legend
means a ship hit (sunk or damaged).
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We have daily positions for all 68 days on this patrol.
Departure from Lorient on 21 Mar 1942.
22 Mar 1942 - 23 Mar 1942 - 24 Mar 1942 - 25 Mar 1942 - 26 Mar 1942 - 27 Mar 1942 - 28 Mar 1942 - 29 Mar 1942 - 30 Mar 1942 - 31 Mar 1942 - 1 Apr 1942 - 2 Apr 1942 - 3 Apr 1942 - 4 Apr 1942 - 5 Apr 1942 - 6 Apr 1942 - 7 Apr 1942 - 8 Apr 1942 - 9 Apr 1942 - 10 Apr 1942 - 11 Apr 1942 - 12 Apr 1942 - 13 Apr 1942 - 14 Apr 1942 - 15 Apr 1942 - 16 Apr 1942 - 17 Apr 1942 - 18 Apr 1942 - 19 Apr 1942 - 20 Apr 1942 - 21 Apr 1942 - 22 Apr 1942 - 23 Apr 1942 - 24 Apr 1942 - 25 Apr 1942 - 26 Apr 1942 - 27 Apr 1942 - 28 Apr 1942 - 29 Apr 1942 - 30 Apr 1942 - 1 May 1942 - 2 May 1942 - 3 May 1942 - 4 May 1942 - 5 May 1942 - 6 May 1942 - 7 May 1942 - 8 May 1942 - 9 May 1942 - 10 May 1942 - 11 May 1942 - 12 May 1942 - 13 May 1942 - 14 May 1942 - 15 May 1942 - 16 May 1942 - 17 May 1942 - 18 May 1942 - 19 May 1942 - 20 May 1942 - 21 May 1942 - 22 May 1942 - 23 May 1942 - 24 May 1942 - 25 May 1942 - 26 May 1942 -
Arrival at Lorient on 27 May 1942.
Ships hit by U-66 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|---|
| 14 Apr 1942 | U-66 | Richard Zapp |  | Korthion | 2,116 |  | gr | |
| 16 Apr 1942 | U-66 | Richard Zapp | | Amsterdam | 7,329 |  | nl | |
| 17 Apr 1942 | U-66 | Richard Zapp | | Heinrich von Riedemann | 11,020 |  | pa | |
| 26 Apr 1942 | U-66 | Richard Zapp | | Alcoa Partner | 5,513 |  | am | |
| 29 Apr 1942 | U-66 | Richard Zapp | | Harry G. Seidel | 10,354 | | pa | |
| 2 May 1942 | U-66 | Richard Zapp | | Sandar | 7,624 |  | nw | |
| 3 May 1942 | U-66 | Richard Zapp | | Geo. W. McKnight (d.) | 12,502 |  | br | ON-87 |
| 56,458 | ||||||||
6 ships sunk (43,956 tons) and 1 ship damaged (12,502 tons). Legend | ||||||||
General Events during this patrol
1942
17 May 1942. U-66 refuelled from the German supply ship Max Albrecht in El Ferrol, Spain.
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Attacks on U-66 during this patrol
We have no recorded attacks on U-66 during this patrol.
If you believe we have omitted an attack on U-66 please let us know.
See all patrols for U-66
* These are officers that later became commanders themselves.
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