Tiffany Day (born January 30, 2000), is a Canadian-American female singer, songwriter, and producer now based in Los Angeles. Though born in Toronto, Canada, she was riased in Wichita, Kansas, USA.

She first gained widespread internet attention in March 2017 when a video of her singing a cover of Leonard Cohen's "Hallelujah" into a wishing well in Italy went viral on Twitter.

She released her debut studio album, Lover Tofu Fruit, in 2024. She signed to Broke Records the following year, through which she released her second studio album, Halo, in 2026.

Her music is often called hyper-pop or bedroom-pop combining sounds, rhythms and styes of dance and electronic music with pop lyrics and vocals.