| Unit Name: | Sea Battalion |
| Native Name: | German: Seebataillon |
| Country: |  Germany |
| Type: | Naval infantry |
| Dates: | 2014–present |
| Command Structure: | Einsatzflottille 1 |
| Size: | ~1,100 |
| Current Commander: | Fregattenkapitän Norman Bronsch |
| Garrison: | Eckernförde |
| Nickname: | Multitool der Marine (Multitool of the Navy)[1] |
| Motto: | Vom Land zum Meer – Vom Meer zum Land (From land to sea - from sea to land) |
| Identification Symbol Label: | Beret badge |
The Sea Battalion (German: Seebataillon) is a land formation of the German Navy. It was formed in Eckernförde on 1 April 2014, succeeding the Naval Protection Force and the Naval Force Protection Battalion, against a background of rapidly escalating tensions in Eastern Europe centering around Ukraine.
The Sea Battalion is made up of around 1,100 sailors and structured into four companies plus support elements. Every company, led by a lieutenant commander (Korvettenkapitän, OF-3), is specialized in specific field of force protection.