Family name Lyva (Лива 
, Lyva 
, ลิวา 
) , globally, is a very rare surname. The last name Lyva is characteristic of Lithuania, where it is a rare surname, Thailand, where it is a very rare surname, and Kyrgyzstan. In absolute terms, it is commonest in Thailand, China, and Lithuania. Also, Lyva is the forename as well as the last name.