Yoon San-ha

Yoon San-ha (; born March 21, 2000), known mononymously as Sanha, is a South Korean singer and actor. He is a member of the South Korean boy group Astro and a former member of its sub-unit Moonbin & Sanha. Yoon made his acting debut in the web series To Be Continued in 2015. He later debuted as a solo artist with the extended play (EP) Dusk in 2024.

Early life Yoon San-ha was born on March 21, 2000. He graduated from Hanlim Multi Art School in 2019.

He is the youngest in his family and has 2 older brothers: Jun-ha and Je-ha.

Career

2013–2015: Career beginnings Yoon was accepted as a Fantagio trainee on December 16, 2012. He was the third trainee to be officially introduced with the Fantagio Photo Test Cut. In August 2015, Yoon along with the other of his group participated in the web-drama To Be Continued.

2016–2023: Debut with Astro, unit debut and solo activities

Yoon debuted as part of the six-member group Astro on February 23, 2016, with the mini album Spring Up.

In July 2018, Yoon was chosen as a host for the teenager-focused talk show Yogobara. He hosted alongside GFriend's Umji.

In July 2019, Yoon and MJ were confirmed to be the MCs of the TVN D's variety talk show Blanket Kick at Night.

On March 4, 2020, Yoon was announced to be a new host for Show Champion along with bandmate Moonbin and Verivery's Kangmin. On August 14, 2020, Fantagio confirmed that Yoon and Moonbin would form Astro's first sub-unit, called Moonbin & Sanha. On September 14, 2020, they released their first extended play called In-Out, with the title track "Bad Idea". They received their first win from SBS MTV's The Show marking their first win as a sub-unit and third win as Astro.

On September 16, 2021, Fantagio confirmed that Yoon would be starring in a web drama titled Your Playlist alongside DreamNote's Sumin. The web drama premiered on October 15, 2021. On November 19, 2021, It was revealed that Yoon has been cast in the South Korean production of hit Off-Broadway musical Altar Boyz. Yoon would play the role of Abraham and star alongside Golden Child's Y and Joochan, NU'EST's Baekho and SF9's Taeyang.

On April 19, 2023, after Moonbin's death, Yoon's sub-unit with him disbanded. On August 25, it was announced that Yoon would star in the Drama Special – Joseon Chefs, which was set to premiere on December 16.

2024–present: Solo debut and rising popularity On February 8, 2024, according to Fantagio, Yoon will be having intimate theater concert "SANiGHT Project #1". It began on March 20 in South Korea, and Japan. On July 8, Yoon was cast in a supporting role in the JTBC drama Romance in the House. On July 16, it was announced that Yoon would be making his solo debut with his first mini-album Dusk, which was released on August 6. On July 17, Yoon released a promotion scheduler for the album. On August 2, it was announced that Yoon would be starring in a webtoon based romance drama My Girlfriend Is the Man!. 4 days later, Dusk was released alongside its lead single "Dive".

Other ventures Fashion and endorsements In December 2024, Yoon became a global ambassador for the American luxury brand Barneys New York Beauty.

Discography

Extended plays + List of EPs, with selected details, chart positions and sales Title Details Peak chart positions Sales KOR JPN Dusk Released: August 6, 2024 Label: Fantagio Music Formats: CD, download, streaming 2 13 KOR: 72,128 JPN: 4,392 Chameleon Released: July 15, 2025 Label: Fantagio Music Formats: CD, download, streaming 11 — KOR: 64,036 JPN: 264 No Reason Released: May 20, 2026 Label: Fantagio Music Formats: CD, download, streaming 13 — KOR: 46,287 "—" denotes a recording that did not chart or was not released in that territory.

Singles As lead artist Title Year Peak chart positions Album KOR "24 Hours" (24시간) 2022 — Drive to the Starry Road "Wish" (바람) 2023 — Incense "Dive" 2024 122 Dusk "Extra Virgin" 2025 — Chameleon "Idk Me" 2026 — No Reason "—" denotes releases that did not chart or were not released in that region.

Collaborations Title Year Album "Because I’m a Fool" (with Bily Acoustie) 2018 FM2018_12Hz

Soundtrack appearances

Songwriting credits All credits are listed under the Korea Music Copyright Association unless otherwise stated. Year Title Artist Album Lyricist Composer "You & Me (Thanks Aroha)" 2017 Astro Winter Dream "By Your Side" 2018 Rise Up "Merry-Go-Round (Christmas Edition)" "Merry-Go-Round" 2019 All Light "My Zone" 2021 Switch On "Wish" 2023 Himself Incense

Filmography Television series Year Title Role Notes 2022 Crazy Love Lee Su-ho 2023 Drama Special:"Choseon Chef" Kim Yu Season 14 2025 My Girlfriend Is the Man! Park Yoon-jae

Web series Year Title Role 2015 To Be Continued Himself 2019–2020 Love Formula 11M Tae-oh 2021 Your Playlist Big Daddy

Television shows Year Title Role Notes 2018 King of Mask Singer Contestant (Autumn Boy) Episode 171 Yogobara MC with Umji 2020–2022 Show Champion Host with Moonbin and Kangmin

Web shows Year Title Role Notes 2021 Inssa Oppa Cast 2022 Challenge Host TikTok Stage On Air; with Moonbin

Theater YearTitle Role 2021–2022 Altar Boyz Abraham 2024 Crash Landing on You Ri Jeong-hyeok

Awards and nominations

+ Name of the award ceremony, year presented, category, nominee of the award, and the result of the nomination Award ceremony Year Category Nominee / Work Result Fn New Trend Awards 2026 Multi-Entertainer Award Yoon San-ha KBS Drama Awards 2023 Best Actor in Drama Special/TV Cinema Award Choseon Chefs KM Chart Awards 2026 Best Popular Solo Male Award Yoon San-ha Seoul International Drama Awards Outstanding Korean Drama OST Award "Lovey Dovey" Seoul Music Awards Best Original Soundtrack Award Show Champion Best Solo Award "No Reason"