Meaning of Petras
Petras is a Lithuanian name for boys
The meaning is `the rock, the stone
The name is very rarely given inthe United States.
The name Petras is -as far as we know- only given to English and Welsh boys.
If it's too long you might use:
Use for the other sex:
Piera, Petra, Peta
Petya, Peti, Peterkin