Yasr is not a popular first name. It is more often used as a boy (male) name.
First names and their meaning - Page 7926
Yeira
Origin: Hebrew. 
Meaning: Light. 
Yeira is not a popular first name. It is more often used as a girl (female) name. 
Yenne
Yenne is not a popular first name.
Yoeun
Yoeun is not a popular first name.
Yongbin
Yongbin is not a popular first name. It is more often used as a boy (male) name.
Yongfeng
Yongfeng is not a popular first name. It is more often used as a boy (male) name.
Yook
Yook is not a popular first name.
Yoran
Origin: Hebrew. 
Meaning: To sing. 
Yoran is not a popular first name. It is more often used as a boy (male) name. 
Yseult
Origin: Scottish-Gaelic. 
Meaning: Ruler of ice, Fair. 
Yseult is not a popular first name. It is more often used as a girl (female) name. 
Yujuan
Yujuan is not a popular first name. It is more often used as a girl (female) name.