Ianula is not a popular first name. It is more often used as a girl (female) name.
First names and their meaning - Page 10943
Iarlaith
Origin: Welsh. 
Iarlaith is not a popular first name. It is more often used as a boy (male) name. 
Iassen
Meaning: Ash tree. 
Iassen is not a popular first name. It is more often used as a boy (male) name. 
Ibabe
Origin: Basque. 
Ibabe is not a popular first name. It is more often used as a girl (female) name. 
Ibadullah
Ibadullah is not a popular first name. It is more often used as a boy (male) name.
Ibai
Origin: Basque. 
Ibai is not a popular first name. It is more often used as a boy (male) name. 
Ibala
Ibala is not a popular first name. It is more often used as a girl (female) name.
Ibaneta
Origin: Basque. 
Ibaneta is not a popular first name. It is more often used as a girl (female) name. 
Ibañeta
Origin: Basque. 
Ibañeta is not a popular first name. It is more often used as a girl (female) name. 
Ibar
Origin: Basque. 
Ibar is not a popular first name. It is more often used as a boy (male) name.