Surname Jeongyeon (정연 
, Jeongyeon 
) , across the world, is a rare family name. The cognomen Jeongyeon is habitual in South Korea, where it is a rare surname, Myanmar, where it is a very rare surname, and China, where it is an extremely rare surname. Predominantly, Jeongyeon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 정연 | South Korea |
| Jeongyeon | China, South Korea, United States, Canada, Myanmar |
Jeong-Yeon, Jung-Yeon, ジョンヨン, and チョンヨン