Cognomen 山家 (山家 ) , globally, is an extremely rare surname. Much more frequently, 山家 is the forename as well as the last name.
Sambe, Sanbe, Sanga, Sanke, Shanjia, Yamabe, Yamaga, Yamaie, Yamaka, Yamake, Yamauchi, Yamauti, Yamaya, Yanbe, Yanga, Ямаути, Ямая, やまうち, ヤマカ, ヤマガ, ヤンベ, 山科, and 山谷
) , globally, is an extremely rare surname. Much more frequently, 山家 is the forename as well as the last name.