In the entire world, Trishchev (Trishchev , Трищев ) is an extremely rare unknown gender given name. Much more frequently, Trishchev is the last name as well as the forename.
Тришчев, and Тріщев
Sergey, and Dmitry
, Трищев 
) is an extremely rare unknown gender given name. Much more frequently, Trishchev is the last name as well as the forename.