Yoo Seung-woo, also stylised Yu Seung Woo (, 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.
On May 3, 2013, he released his music video to "Hello," the title track of his first mini album, The First Picnic. He released The First Picnic on May 8, 2013. One year later, he released the music video for "Hesitating Lips" the title track of his second album Already 19 on February 9, 2014.
In January 2015, Yoo collaborated with hip-hop artist Mad Clown, which attracted attention for its mixing of hip-hop and acoustic music. In February, Yoo signed to Starship Entertainment's acoustic sublabel, "Starship Y".
In September 2020, Starship announced that Yoo had moved to a different subsidiary label when renewing his contract, moving from Starship Y to Highline Entertainment.