Kubu is not a popular first name.
First names and their meaning - Page 7613
Kwam
Meaning: Gods gracious gift. 
Kwam is not a popular first name. It is more often used as a boy (male) name. 
Kydd
Kydd is not a popular first name.
Kynthia
Meaning: Moon. 
Kynthia is not a popular first name. It is more often used as a girl (female) name. 
Ladislaus
Origin: Slavic. 
Meaning: Glorious rule. 
Ladislaus is not a popular first name. It is more often used as a boy (male) name. 
Lamell
Lamell is not a popular first name. It is more often used as a boy (male) name.
Lansky
Lansky is not a popular first name.
Latch
Latch is not a popular first name.
Lativa
Lativa is not a popular first name. It is more often used as a girl (female) name.
Laun
Laun is not a popular first name.