Ha Jung-woo (Korean: 하정우; born Kim Sung-hoon on March 11, 1978) is a South Korean actor, film director, screenwriter and film producer. One of the highest grossing actors in South Korea, Ha's starring films have accumulated more than 100 million tickets. Only 3 other actors have reached this milestone, with Ha being nearly a decade younger than the rest when achieving this.

His breakthrough to stardom came with the role in Na Hong-jin's serial killer film The Chaser (2008). One of the leading actors of his generation in Korean cinema, Ha showcased his versatility across films of various genres: road movie My Dear Enemy (2008), sports film Take Off (2009), action thriller The Yellow Sea (2010), gangster saga Nameless Gangster: Rules of the Time (2012), romantic comedy Love Fiction (2012), spy actioner The Berlin File (2013), and action thriller The Terror Live (2013). Ha is also known for his role as grim reaper Gang-rim in the fantasy action film Along with the Gods: The Two Worlds (2017) and its 2018 sequel.

He made his directorial debut through the comedy film Fasten Your Seatbelt (2013), followed by Chronicle of a Blood Merchant (2015).

河正宇（하정우、Ha Jung Woo），1978年3月11日出生于韩国，毕业于韩国中央大学，韩国男演员。

2002年，拍摄剧情片《认真生活》从而出道。

2005年，凭借剧情片《不可饶恕》获得第25届韩国影评奖最佳男新人奖。

2006年，主演剧情片《时间》。

2008年，主演惊悚片《追击者》，凭借该片获得第11届亚洲影评人协会奖最佳男主角和第16届春史电影节最佳男演员奖。

2009年，凭借动作片《国家代表》获得第46届百想艺术大赏电影部门最佳男演员奖。

2010年，主演由罗宏镇执导的动作片《黄海》，凭借该片获得第47届百想艺术大赏电影部门最佳男演员奖。

2013年，主演动作片《柏林》，凭借该片获得第49届百想艺术大赏电影部门最佳男演员奖。

2015年，凭借动作片《暗杀》获得第52届韩国电影大钟奖最佳男演员奖提名。

2016年，主演灾难片《隧道》和悬疑片《小姐》。

2017年，主演动作片《绝地隧战》。

2018年，主演奇幻片《与神同行》系列电影。

2019年，主演灾难片《白头山》。

2020年，主演悬疑恐怖片《衣橱》。