| Country Represented: | Monaco |
| Birth Date: | 5 September 1945 |
| Birth Place: | Monaco |
| Death Place: | Monaco |
| Plays: | right-handed |
Patrick Landau (5 September 1945 – 3 October 2007) was a tennis player from Monaco. During his career, Landau competed at Roland Garros and at the Davis Cup.
Landau's paternal aunt was the Russian ballet dancer Alice Nikitina.[1]
Landau studied at Brigham Young University, where he trained at the BYU Cougars.[2]
Landau competed in the Davis Cup during several years between 1966 and 1972.[3]
He also played in Roland Garros versus Zdravko Mincek.[4]