Family name Casselli (Casselli 
) , worldwide, is a rare last name. The cognomen Casselli is habitual in Argentina, where it is a very rare surname, Italy, and Canada. Measured by absolute frequency, it is commonest in the United States, Brazil, and Italy. Much less frequently, Casselli is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Casselli | Canada, Argentina, Italy, Brazil, United States |
| gertrud casselli Swedish painter, SE (b. 1840) |
|
|
|
henry casselli American painter, US (b. 1946) |
|
| timothy casselli researcher ORCID ID = 0000-0003-1954-2443 |
|
Mr, Jose, John, Joao, Juan, Tony, Tina, Nick, Nora, Erci, Jane, Enzo, Fran, Igor, Maria, Marin, Mario, Mariu, Maisa, Sarah, Susan, Hugo, Luca, Lisa, Leah, Ms, Al, Sue, Ana, Ann, Bob, Pat, Ron, Luz, Joe, Jã, Mary, Mark, Matt, Mike, Sara, Aldo, Rita, Dana, Dara, Gina, Sonia, and Sofia