张东润（Jang Dong Yoon），1992年7月12日出生于韩国大邱广域市，就读于韩国汉阳大学经济金融系，韩国男演员。

2016年7月，张东润主演励志网络剧《游戏公司的女职员们》，凭借剧中男主熊开发一角正式出道；12月，主演JTBC校园推理剧《所罗门的伪证》。2017年，主演KBS青春校园剧《学校2017》。2018年3月，主演tvN爱情剧《致忘记诗的你》；11月，主演个人首部电影作品《Beautiful Days》上映。2019年，主演KBS古装浪漫喜剧《绿豆传》，凭借该剧获得2019年KBS演技大赏迷你部门男子优秀演技奖。

2020年10月，张东润主演OCN惊悚剧《搜索》。2022年9月，主演动作惊悚片《狼狩猎》。2023年11月，主演Netflix电视剧《精神病房也会迎来清晨》。

Jang Dong-yoon is a South Korean actor. He is best known for his leading roles in the popular television series "School 2017", "A Poem a Day", and "The Tale of Nokdu". In 2015, while attending Hanyang University, Jang was first caught in the media for his bravery. It was reported Jang had come across a robber with a lethal weapon, threatening a convenience store clerk in Seoul's Gwanak District, where he had devised a quick plan to have the culprit arrested. He was recognized with a commendation from the Seoul Metropolitan Police Agency for this act of heroism. This popularity later had led him to receive many casting offers.

장동윤은 대한민국의 배우이다. 배우 데뷔 이력이 특이하다. 장동윤이 한양대학교 경제금융학부에 재학 중이던 2015년, 강도를 잡은 용감한 대학생으로 SBS뉴스에 출연했다. 그 일로 ‘강도 잡은 훈남 대학생’으로 온라인상에서 유명해졌고, 뉴스에 출연한 모습을 보고 연락해온 소속사의 제의를 받아들여 배우로 데뷔하게 됐다.