Cognomen Tønnesson (Tønnesson 
) , worldwide, is a very rare last name. The surname Tønnesson is habitual in Northern Europe, particularly Norway, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tønnesson | Norway |
Toennesson, Tønnesen, Tønnessen, and Tønnsen
|
kåre tønnesson Norwegian historian (b. 1926) |
|
| reidar tønnesson Norwegian agronomist (b. 1895) |
|
|
| johan l. tønnesson Norwegian professor (b. 1956) |
|