To provide a lens hood capable of detaching and attaching a cap even while accessories are installed on a lens hood body, and attaching the cap on both a lens barrel body and a hood body.

The lens hood comprises a cylindrical lens hood body (1); a first locking portion (1a) which is provided at one end portion in a center axis (AX) direction of the lens hood body (1), and can be locked to a tip end of a lens barrel (200) capable of locking a cap (4); a second locking portion (1b) which is provided at the other end portion in the center axis (AX) direction of the lens hood body (1), and is capable of locking the cap (4); and a third locking portion (1c) which is provided at the other end portion of the center axis (AX) direction of the lens hood body (1), and is capable of locking accessories.