| Jan Henrik Kayser | |
| Birth Date: | 20 February 1933 |
| Birth Place: | Bergen, Norway |
| Nationality: | Norwegian |
| Occupation: | Pianist |
Jan Henrik Kayser (20 February 1933 - 24 April 2016) was a Norwegian classical pianist.
He was born in Bergen. He made his concert debut in 1953, and is known as performer of Harald Sæverud's compositions. He was awarded Griegprisen in 1978.[1]