Stephen Henry Ambruster, USN
| Born | 14 Dec 1904 | St. Louis, Missouri, USA | |
| Died | 28 Sep 1989 | (84) | Santee, California, United States |
| Ranks
Retired: 1 Jul 1958 Decorations |
Warship Commands listed for Stephen Henry Ambruster, USN
| Ship | Rank | Type | From | To |
| USS Tambor (198) | Lt.Cdr. | Submarine | Jun 1942 | 1 May 1943 |
| USS Robalo (273) | T/Cdr. | Submarine | 28 Sep 1943 | 8 Jan 1944 |
| USS Robalo (273) | T/Cdr. | Submarine | 13 Jan 1944 | 29 Mar 1944 |
Career information
We currently have no career / biographical information on this officer.
Events related to this officer
Submarine USS Tambor (198)
24 Jul 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) departed from Pearl Harbor for her 3th war patrol. She was ordered to patrol in the Marshall Islands.
7 Aug 1942 (position 9.25, 170.11)
USS Tambor (Lt.Cdr. Stephen H. Ambruster) torpedoed and sank the Japanese auxiliary net layer Shofuku Maru (891 GRT) off Wotje, Marshall Islands in position 09°25'N, 170°11'E.
21 Aug 1942 (position 6.45, 158.10)
USS Tambor (Lt.Cdr. S.H. Ambruster) torpedoed and sank the Japanese collier Shinsei Maru No.6 (2928 GRT) off Ponape Island in position 06°45'N, 158°10'E.
19 Sep 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) ended her 3th war patrol at Fremantle, Australia.
12 Oct 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) departed from Fremantle for her 4th war patrol. She was ordered to patrol in the South China Sea off Hainan.
2 Nov 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) lays mines in Hainan Strait in the Tonkin Gulf.
3 Nov 1942 (position 21.18, 108.39)
USS Tambor (Lt.Cdr. S.H. Ambruster) torpedoed and sank the Japanese merchant Chikugo Maru (2461 GRT) in the Tonkin Gulf, northwest of Hainan Island in position 21°18'N, 108°39'E.
10 Nov 1942 (position 9.03, 120.30)
USS Tambor (Lt.Cdr. S.H. Ambruster) sank a sampan by gunfire in the Sulu Sea in position 09°03'N, 120°30'E.
21 Nov 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) ended her 4th war patrol at Fremantle.
18 Dec 1942
USS Tambor (Lt.Cdr. S.H. Ambruster) leaves Fremantle for her 5th war patrol. She was ordered to patrol off Sunda Strait.
29 Dec 1942 (position 20.04, 109.18)
The Japanese merchant Fukken Maru (2558 GRT) mined and sank off the northwest coast of Hainan Island in position 20°04'N, 109°18'E the mine was laid by USS Tambor (Lt.Cdr. Stephen H. Ambruster) on 2 November 1942.
28 Jan 1943
USS Tambor (Lt.Cdr. S.H. Ambruster) ended her 5th war patrol at Fremantle.
18 Feb 1943
USS Tambor (Lt.Cdr. S.H. Ambruster) leaves Fremantle for her 6th war patrol. She was ordered to land a small naval party and supply's on Mindanao in the Philippines.
5 Mar 1943
USS Tambor (Lt.Cdr. S.H. Ambruster) lands the naval party and supply's on Mindanao in the Philippines.
22 Mar 1943 (position 8.58, 123.08)
USS Tambor (Lt.Cdr. S.H. Ambruster) torpedoed and damaged the Japanese transport ship Bugen Maru (691 GRT) in the Sulu Sea, off Negros, Philippines in position 08°58'N, 123°08'E.
14 Apr 1943
USS Tambor (Lt.Cdr. S.H. Ambruster) ended her 6th war patrol at Fremantle.
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