U-boat patrols

Patrol info for U-66

DepartureArrival / FateDuration
21 Mar 1942Lorient27 May 1942Lorient68 days


Officers *

KrvKpt. Richard Zapp

Oblt. Karl-Hartwig Siebold

Ltn. Karl-Heinz Sammler

Daily positions, sinkings and allied attacks during the patrol of U-66

We have daily positions for all 68 days on this patrol.

Ships hit by U-66 during this patrol

Date U-boat Commander Name of ship Tons Nat. ConvoyMap
14 Apr 1942U-66Richard Zapp Korthion2,116grA
16 Apr 1942U-66Richard Zapp Amsterdam7,329nlB
17 Apr 1942U-66Richard Zapp Heinrich von Riedemann11,020paC
26 Apr 1942U-66Richard Zapp Alcoa Partner5,513amD
29 Apr 1942U-66Richard Zapp Harry G. Seidel10,354paE
2 May 1942U-66Richard Zapp Sandar7,624nwF
3 May 1942U-66Richard Zapp Geo. W. McKnight (d.)12,502brON-87G

6 ships sunk (43,956 tons) and 1 ship damaged (12,502 tons).

We have a picture of this vessel.
(d.) means the ship was damaged.

General Events during this patrol


17 May 1942. U-66 refuelled from the German supply ship Max Albrecht at El Ferrol, Spain.

Add more events! If you know of an interesting event either missing from this date or an upcoming event that you'd like to share please contact us. We continuously update these databases.

Attacks on U-66 during this patrol

We have no recorded attacks on U-66 duing 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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