Sherelyn is not a popular first name. It is more often used as a girl (female) name.
First names and their meaning - Page 3384
Shidah
Shidah is not a popular first name.
Shuchita
Shuchita is not a popular first name.
Sien
Sien is not a popular first name. It is more often used as a girl (female) name.
Sinchan
Sinchan is not a popular first name.
Sirichai
Sirichai is not a popular first name.
Siyad
Siyad is not a popular first name.
Stasa
Meaning: Resurrection. 
Stasa is not a popular first name. It is more often used as a unisex (male and female) name. 
Sweeney
Meaning: Little hero. 
Sweeney is not a popular first name. It is more often used as a boy (male) name. 
Tanusree
Meaning: Beautiful women. 
Tanusree is not a popular first name. It is more often used as a boy (male) name.