Allied Warships

USS Pioneer (AM 105)

Minesweeper of the Auk class

USS Pioneer in 1943

NavyThe US Navy
PennantAM 105 
Built byPennsylvania Shipyards Inc. (Beaumont, Texas, U.S.A.) 
Ordered1 Apr 1941 
Laid down30 Oct 1941 
Launched26 Jul 1942 
Commissioned27 Feb 1943 
End service8 Jul 1946 

Decommissioned 8 July 1946 at San Diego, California
Struck from the Naval Register 1 July 1972
Sold to Mexico 19 September 1972 and renamed Leandro Valle (C 70)


Commands listed for USS Pioneer (AM 105)

Please note that we're still working on this section.

1Howard Boyd Stevens, USNR27 Feb 1943Sep 1943
2Leroy Edward Rogers, Jr., USNRSep 194322 Sep 1945

You can help improve our commands section
Click here to Submit events/comments/updates for this vessel.
Please use this if you spot mistakes or want to improve this ships page.

Notable events involving Pioneer include:

26 Nov 1943
Rescued 606 survivors from the merchant ship Rohna, which was sunk in the Mediterranean on this date. The Rohna was sunk by a guided missile launched from a German aircraft, with over 1,000 men lost. (1)

Media links

Allied Secret: The Sinking of Hmt Rohna

Jackson, Carlton

The Rohna Disaster

Bennett, James Gordon
(£ 23.00)

Forgotten Tragedy

Jackson, Carlton


  1. Personal communication

Return to the Allied Warships section

As an Amazon Associate earns a commission from qualifying purchases.