Family name Tsfasman (Tsfasman 
, Цфасман 
) , all over the world, is a rare cognomen. The cognomen Tsfasman is characteristic of Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Finland. In absolute terms, this name is the most popular in Russia, Belarus, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Tsfasman | Finland, United States, Russia, Israel |
| Цфасман | Belarus, Russia, Ukraine |