Penju is not a popular first name. It is more often used as a boy (male) name.
First names and their meaning - Page 11874
Pennell
Pennell is not a popular first name.
Pensa
Pensa is not a popular first name.
Pentecost
Meaning: Fiftieth. 
Pentecost is not a popular first name. It is more often used as a girl (female) name. 
Pentecostes
Origin: Basque. 
Pentecostes is not a popular first name. It is more often used as a girl (female) name. 
Pentecostés
Origin: Basque. 
Pentecostés is not a popular first name. It is more often used as a girl (female) name. 
Pentesilea
Origin: Basque. 
Pentesilea is not a popular first name. It is more often used as a girl (female) name. 
Penthesilee
Origin: Basque. 
Penthesilee is not a popular first name. It is more often used as a girl (female) name. 
Penthésilée
Origin: Basque. 
Penthésilée is not a popular first name. It is more often used as a girl (female) name. 
Pentti
Pentti is not a popular first name. It is more often used as a boy (male) name.