Jung Hae In trends online for his widely praised smile

South Korean actor Jung Hae In has gained significant attention on social media following a viral post on Threads. The post, which claimed that among the world's 4 billion men, Jung Hae In possesses the most beautiful smile, received widespread agreement from netizens.

Fans have praised the actor for his warm and natural visual appeal, often describing his smile as “healing” and referring to him as a “national husband.” His ability to create natural chemistry in romantic dramas, such as ‘Something In The Rain’, ‘One Spring Night’, ‘Snowdrop’, and ‘Love Next Door’, has contributed to his popularity. Born in Seoul in 1988, Jung Hae In has been active in the entertainment industry since 2013.