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In all the world, Kostyshak (Костышак
, Kostyshak
) is an extremely rare unknown gender forename. Much more prevalently, Kostyshak is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Костышак | Belarus, Russia, Ukraine |
| Kostyshak | United States, Canada, Ukraine |
Sue, Debbie, Daniel, Leslie, Living, Lyubov, Joseph, Edward, Ulyana, Matthew, Michael, Michele, Stephen, Rebecca, Ruslana, Deborah, Natalie, Maryjane, Margaret, Nataliya, Karren, Connie, Steven, Martha, Ann, Alex, Alan, Bill, Kari, Kirk, Gary, Lisa, Todd, Vitaliia, Igor, Scott, Petro, Diane, Geoff, Laura, Jason, Jenny, Nancy, Zelma, Marta, and Bernadette