Sienna Ann Spiro (born 28 September 2005) is an English singer-songwriter and record producer. Known for her distinct and powerful voice, she began sharing viral singing videos on TikTok in 2021. She started releasing music in 2024, including "Maybe", which became her debut on the UK Singles Chart. She released Sink Now, Swim Later, her debut extended play, in February 2025. Her breakthrough success came with the release of "Die on This Hill", which charted in numerous countries. She released her debut studio album, Visitor, on 3 July 2026.

Sienna Spiro

Acting Born September 28, 2005 London, England, UK

Sienna Ann Spiro (born 28 September 2005) is an English singer-songwriter and record producer. Known for her distinct and powerful voice, she began sharing viral singing videos on TikTok in 2021. She started releasing music in 2024, including "Maybe", which became her debut on the UK Singles Chart. She released Sink Now, Swim Later, her debut extended play, in February 2025. Her breakthrough success came with the release of "Die on This Hill", which charted in numerous countries. She released her debut studio album, Visitor, on 3 July 2026.

Known For

The Tonight Show Starring Jimmy Fallon

Self - Musical Guest

The Late Show with Stephen Colbert

Self - Musical Guest

Later... with Jools Holland

Self - Musical Guest

MTV Video Music Awards

Self

Inas Nacht

Self

The Jonathan Ross Show

Self - Musical Guest

David Attenborough's 100 Years on Planet Earth

Self

Sienna Spiro: Austin City Limits

Self