All around the world, Troster (Troster 
) is an extremely rare boy's first name. Much more frequently, Troster is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Troster | Germany, Czechia, Switzerland, United States, Canada |
Mr, Faye, Zach, Maria, Marta, Marge, Marek, Megan, Sarah, Susan, Ariel, Aiden, April, Aaron, Celia, Barry, Betty, Becky, Kathy, Kelly, Neil, Nick, Judy, Jean, Ms, Ana, Bob, Rob, Ian, Mary, Mark, Mike, Alex, Pavel, Bill, Paul, Ruth, Dana, Leda, Lisa, Jack, Jose, John, Joel, Kira, and Peter