Globally, Reyfman (Reyfman , Рейфман ) is an extremely rare unknown gender forename. Much more prevalently, Reyfman is the last name as well as the forename.
Реифман
Lev, Margarita, Izabella, Vladimir, Viktoria, Natalie, Tatyana, Sabrina, Mikhail, Michael, Yelena, Leonid, Galina, Dmitry, Semyon, Yuriy, Yakev, Irina, Mark, Mike, Alex, Alla, Paul, Leon, Alexander, Igor, Sofya, Abram, Biana, Lenny, Tanya, Elena, Maria, and Aleksandra
, Рейфман 
) is an extremely rare unknown gender forename. Much more prevalently, Reyfman is the last name as well as the forename.