SIENNA SPIRO
Sienna Spiro (stylised in all caps; born 28 September 2005), is an English singer-songwriter. Known for her distinct deep contralto voice, she began sharing viral singing videos on TikTok in 2022. She began releasing singles in 2024, including the UK No. 45 hit "Maybe". 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 reached No. 9 on the UK singles chart in November 2025.
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