Shayonna is not a popular first name. It is more often used as a girl (female) name.
First names and their meaning - Page 3586
Solihin
Solihin is not a popular first name.
Solon
Origin: Basque. 
Meaning: Wisdom, Wise. 
Solon is not a popular first name. It is more often used as a unisex (male and female) name. 
Somaia
Somaia is not a popular first name.
Soosoo
Soosoo is not a popular first name.
Srivatsan
Srivatsan is not a popular first name. It is more often used as a boy (male) name.
Stormey
Stormey is not a popular first name. It is more often used as a girl (female) name.
Sukhmani
Origin: Panjabi. 
Meaning: Peace of mind, Bringer of peace to mind. 
Sukhmani is not a popular first name. It is more often used as a girl (female) name. 
Sunkanmi
Sunkanmi is not a popular first name.
Thisara
Thisara is not a popular first name.