Rear Admiral Paul Viljoen is a retired South African Navy officer, who served as Chief of Naval Operations before his retirement.

Then Commodore Viljoen was appointed Flag Officer Commanding NAVCOM East in December 1989[1] and promoted to rear admiral.

He was appointed Chief of Naval Operations after NAVCOM East was dis-established.

He retired on 31 December 1992.

This biographical article related to the South African military is a stub.