Globally, Ridao (Ridao , 里道 ) is an extremely rare boy's first name. More prevalently, Ridao is the last name as well as the forename.
Ridão, 利刀, 利叨, 利导, 利道, 日岛, 日道, 里倒, and 里刀
, 里道 
) is an extremely rare boy's first name. More prevalently, Ridao is the last name as well as the forename.