Yokosuka Naval Base may refer to:

  • United States Fleet Activities Yokosuka, the present United States naval base located next to the city, beginning in 1945
  • JMSDF Yokosuka Naval Base (横須賀基地_(海上自衛隊)), which hosts the headquarters of the Japanese Maritime Self Defense Force as well as several major units assigned to the District Force.
  • Yokosuka Naval District was a historical administrative district established under the Imperial Japanese Navy in 1886. Many of its facilities and units over time were located in the city of Yokosuka where they constituted a large naval base complex whose site is now mostly occupied by the current US and JMSDF bases.

Related:

JMSDF Districts