Yoo Seung-woo, also stylised Yu Seung Woo (Korean: 유승우; RR: Yu Seung-u, born February 26, 1997), is a South Korean singer-songwriter and guitarist.

In 2012, Yoo Seung-woo made his television debut when he competed in Mnet's Superstar K4, where he finished in the top six.

[1] On May 3, 2013, he released his music video to "Hello," the title track of his first mini album, The First Picnic.

One year later, he released the music video for "Hesitating Lips" the title track of his second album Already 19 on February 9, 2014.

[3][better source needed] In January 2015, Yoo collaborated with hip-hop artist Mad Clown, which attracted attention for its mixing of hip-hop and acoustic music.