As a graduate from Busan Sports High School, he used to participate in amateur boxing competitions and previously won a gold medal.

[3][4] Since his acting debut in 2014, he has appeared in various films and television dramas including Descendants of the Sun (2016), Dokgo Rewind (2018), and Her Private Life (2019).

He furthered his success with leading roles in Netflix series My Name (2021), tvN dramas Yumi's Cells (2021–2022), Military Prosecutor Doberman (2022), See You in My 19th Life (2023), and Flex X Cop (2024).

On August 3, 2023, FN Entertainment confirmed that Ahn was dating K-pop idol and actress Jisoo from Blackpink.

[5][6][7] However, just two months after going public with their relationship, it was confirmed that the two had broken up due to their busy schedules.