Cognomen Wanjun (Wanjun 
, 婉君 , 万俊 ) , around the world, is quite a common family name. The last name Wanjun is characteristic of China, where it is a rare surname, Malaysia, and Thailand. More frequently, Wanjun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wanjun | Taiwan, Thailand, South Korea, Malaysia, China |
| 皖军, 婉君, 万俊 | China |
ワンジュン, 万军, 万君, 万均, 万峻, 万浚, 万珺, 万琼, 万筠, 万軍, 万郡, 万鈞, 万钧, 万骏, 卍君, 卐君, 婉俊, 婉军, 婉均, 婉珺, 婉琼, 婉筠, 婉軍, 婉郡, 婉钧, 婉骏, 婠君, 完军, 完君, 宛俊, 宛军, 宛君, 宛均, 宛峻, 宛珺, 宛琼, 宛筠, 宛钧, 宛骏, 弯君, 弯琼, 惋钧, 挽君, 晚俊, 晚军, 晚君, 晚均, 晚浚, 晚琼, 晚钧, 湾军, 湾君, 湾琼, 烷军, 烷均, 烷筠, 玩军, 玩君, 玩珺, 玩琼, 琬俊, 琬军, 琬君, 琬均, 琬珺, 琬琼, 琬畯, 琬郡, 琬钧, 琬骏, 畹君, 畹钧, 皖俊, 皖君, 皖均, 皖峻, 皖珺, 皖琼, 皖竣, 皖筠, 皖钧, 皖骏, 碗军, 碗君, 碗钧, 纨君, 绾君, 芄君, 芄均, 芄骏, 菀俊, 菀君, 菀浚, 菀珺, 菀筠, 菀莙, 菀骏, 萬君, 顽君, and 완준