Walter Ohmsen (7 June 1911 – 19 February 1988) was a highly decorated Oberleutnant zur See in the Kriegsmarine during World War II.

Walter Ohmsen was born on 7 June 1911, in Elmshorn and joined the military service of the Reichsmarine of the Weimar Republic on 1 April 1929 in Stralsund.

He attained the rank of Stabsoberbootsmann (Chief Boatswain's Mate) on 1 July 1940, and was awarded the War Merit Cross 2nd class with swords on 20 April 1941.

Infanterie-Division (709th Infantry Division) for ground defense under the command of Leutnant Geissler, which brought the overall manpower of the battery close to 400 men.

[2] He immediately reported his observation to the Kriegsmarine headquarters at Cherbourg, which triggered the German alarm throughout installations on the Atlantic coast.

At 9 a.m. the concentrated fire of the three battleships put the second casemate out of action, when a shell from Nevada pierced the embrasure, killing the entire crew.

24, withstood the naval bombardment, but was incapable of reaching targets out at sea; the gun initiated fire at 11 a.m., directed to the beach facing WN 5 Widerstandsnest 5 (Resistance Nest 5), 10 kilometers (6.2 miles) away.

After the first assault they succeeded in entering Saint-Marcouf but were stopped in front of the battery by the 75 mm Flak guns that had been repaired and were put in firing positions against ground targets.

The Americans brought several field artillery guns in position during the afternoon and immediately started firing at the battery.

On the evening of 7 June he received a phone call from Cherbourg with the information that he had been awarded the Iron Cross 1st Class (Eisernes Kreuz 1.

Ohmsen took advantage of the situation and counterattacked with the support of Leutnant Geissler's 6th company, and pushed the Americans back to Dodainville (roughly 1.2 kilometers (0.75 miles) south southeast of the battery).

[10] Ohmsen and his men were subsequently assigned to an infantry company and took part in the final days of the Battle of Cherbourg.

[11] After World War II, Ohmsen initially worked as a government employee of the Schleswig-Holstein agricultural ministry.

[12] He rejoined the military service of the Bundeswehr on 16 March 1956, as a Kapitänleutnant (Captain Lieutenant) of the Bundesmarine (German Federal Navy).