Across the world, Vatnsdal (Vatnsdal 
) is an extremely rare unknown gender first name. Much more prevalently, Vatnsdal is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Vatnsdal | Australia, Iceland, Denmark, Canada, United States |
Sam, Sarah, Shawn, Susan, Scott, Svend, Allan, Arlee, Chris, Brian, Myrna, Karen, Peter, Roxan, Rokan, David, Donna, Doris, Gavin, Glenn, Laura, Keith, Marie, Will, Emma, Kim, Pat, Ray, Joe, Ted, Mary, Mark, Sara, Ardy, Cory, Cole, Kari, Kasi, Ryan, Lisa, Lori, Jake, Jean, Nick, Neal, Eric, Launa, and Larry