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U Class (1937) SS 
Ships

Ship Pennant
No
Launched Decommission/
Loss
Note:
Group 1

Undine

?

05-Oct-1937 07-Jan-1940 Depth Charged by the German minesweepers M1201, M1204 and M1207 in Heligoland Bight.

Unity

?

1938 29-Apr-1940 Collided with SS Atle Jarle off the River Tyne.

Ursula

?

1938 ? Sold May-1950.

Umpire (ex-P31)

P31

1940 19-July-1941 Mistaken for U-boat by anti-submarine trawler Peter Hendriks off the Wash and rammed.

Una (ex-P32)

?

10-Jun-1941 11-Apr-1949 Sold.

Unbeaten (ex-P33)

?

1940 11-Nov-1942 Mistaken for a U-boat by RAF in Bay of Biscay and bombed.

Undaunted (ex-P34)

?

1940 12-May-1941 Lost off Tripoli cause unknown possibly by Italian Torpedo Boat Pegaso.

Union (ex-P35)

?

1940 20-Jul-1941 Sunk by Italian patrol craft off Tunisian coast.

Unique (ex-P36)

?

1940 10-Oct-1942 Sunk west of Gibraltar cause unknown.

Upholder (ex-P37)

?

08-Jul-1940 14-Apr-1942 Sunk by Italian torpedo boat.

Upright (ex-P38)

?

1940 ? ?

Urchin (ex-P39)

?

30-Sep-1940 ? ?

Urge (ex-P40)

?

1940 29-Apr-1942 Depth Charged by the Italian torpedo boat Pegaso off Tripoli.

Usk (ex-P41)

?

1940 03-May-1941 Mined and sunk off Cape Bon.

Utmost (ex-P42)

?

1940 25-Nov-1942 Depth Charged by Italian torpedo boat Groppo of the west coast of Sicily.
To U Class (1937) SS :
Group 2

P31, later Uproar

P31

1940 ? ?

P32

P32

1940 18-Aug-1941 Mined off Tripoli.

P33

P33

1941 20-Aug-1941 Mined off Tripoli.

P34, later Ultimatum

P34

1941 ? ?

P35, later Umbra

P35

1941 ? ?

P36

P36

1941 01-Apr-1942 Bombed by Italian aircraft Sliema Creek, Valetta, Malta.

P37, later Unbending

P37

1941 ? ?

P38

P38

1941 26-Feb-1942 Depth Charged by Italian torpedo boats of the Tunisian Coast.

P39

P39

1941 26-Mar-1942 Bombed in Valetta Harbour, Malta.

P41

P41

1941 24-Feb-1943 As RNN Uredd lost in Bodo area off the Norwegian Coast about 24-Feb-1943, cause unknown.

P42, later Unbroken

P42

1941 ? ?

P43, later Unison

P43

1941 ? ?

P44, later United

P44

1941 ? ?

P45, later Unrivalled

P45

1942 ? ?

P46, later Unruffled

P46

1941 ? ?

P47, later ?

P47

1942 ? ?

P48

P48

1942 25-Dec-1942 Depth Charged by Italian Corvette Ardente in Gulf of Tunis.

P49, later Unruly

P49

1942 ? ?

P51, later Unseen

P51

1942 ? ?

P52, later ?

P52

1942 ? ?

P53, later Ultor

P53

1942 ? ?

P54, later Unshaken

P54

1942 ? ?

P55, later Unsparing

P55

1942 ? ?

P56, later Usurper

P56

1942 03-Oct-1943 Depth Charged by German patrol boat UJ-2208 in Gulf of Genoa.

P57, later Universal

P57

1942 ? ?

P58, later Untamed

P58

1942 30-May-1943 Sunk in accident in Clyde, salved and recommissioned as Vitality.

P59, later Untiring

P59

1942 ? ?

P61, later Varangian

P61

1943 ? ?

P62, later Uther

P62

1943 ? ?

P63, later Unswerving

P63

1943 ? ?

P64, later Vandal

P64

1942 24-Feb-1943 Foundered in Firth of Clyde.

P65, later Upstart

P65

1942 ? ?

P66, later Varne

P66

1943 ? ?

P67, later Vox

P67

1943 ? ?
To U Class (1937) SS :
This page last edited - 07 December, 2012.

Copyright Ian M King, except where otherwise indicated.