Heo Nam-jun

Biography

Heo Nam-jun (born June 9, 1993) is a South Korean actor. After making his debut in 2019, he gained widespread public attention for his standout performance as a ruthless antagonist in the thriller Your Honor (2024). He quickly established himself as a versatile leading man, starring in the thriller-romance When the Phone Rings (2024–2025) and anchoring the hit SBS fantasy romantic comedy My Royal Nemesis (2026).

Known For

Sweet Home

as Kang Seok-Chan

Snowdrop

as Oh Gwang-tae

Night in Paradise

as Gang Boss Yang's Subordinate

When the Phone Rings

as Ji Sang-woo

Perfect Crown

as Kim Yeon-jun

I, the Executioner

as Special Detective

My Royal Nemesis

as Cha Se-gye / Yi Hyeon

When the Stars Gossip

as Lee Seung-jun

The Impossible Heir

as Ha Myung-Jin

Hostage: Missing Celebrity

as New Killer Actor