• Birthplace: Cheongdam-dong, Seoul, South Korea
• Age: 30
• Height: 168
• Weight: 45
• Website: N/A

Son Na Eun (손나은) or generally know as Naeun (나은) is member of the South Korea girl group Apink. Naeun was born in Seoul, South Korea on February 10, 1994. In late 2010, Naeun became the first member who introduced the Cube Entertainment. Naeun was featured in labelmate Beast Soom Breath (숨), Beautiful and I Like You the Best (Niga Jeil Joha / 니가 제일 좋아) music videos. Because she has appeared in several music videos Beast, Naeun given the nickname "Beast's Girl".

In 2011 Naeun was introduced as a member of Apink. In April 19, 2011 Apink released their first mini album titled "Seven Springs of Apink" and I Don't Know (Mollayo/몰라요) music video. On April 21, 2011 Naeun and her group Apink debuted with their single debut I Don't Know (Mollayo/몰라요) on Mnet's M! Countdown.