Patrol info for U-21
| Departure | Arrival / Fate | Days | ||
| 17 Dec, 1939 | Kiel | 24 Dec, 1939 | Kiel | 8 days |
Commander | Officers * |
 Kptlt. Fritz Frauenheim |
U-21's daily positions during the patrol
We have daily positions for all 8 days on this patrol.
Ships hit by U-21 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 21 Dec, 1939 | U-21 | Fritz Frauenheim | Carl Henckel | 1.352 |  | sw | ||
| 21 Dec, 1939 | U-21 | Fritz Frauenheim | HMS Bayonet (Z 05) [Mine] | 605 |  | br | ||
| 21 Dec, 1939 | U-21 | Fritz Frauenheim | Mars | 1.475 | | sw | ||
| 3.432 | ||||||||
| 3 ships sunk (3.432 tons).
[Mine] indicates the vessel was hit by a mine laid by said U-boat. | ||||||||
Locations of ships hit during this patrol
We have 2 positions of the 3 ships attacked.
General Events during this patrol
We have no events listed for this patrol. 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-21 during this patrol *
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We have no recorded attacks on U-21 during this patrol. If you believe we have omitted an attack on U-21 please let us know. |
Men lost from U-boats
According to our records there were no men lost from U-21 during this patrol. |
See all patrols for U-21
* These are officers that later became commanders themselves.