God is gracious
Siani is a Welsh diminutive form of Jane, which ultimately derives from the Hebrew name Yochanan. It serves as a softer, more modern-sounding alternative to the traditional Welsh Siân. While rare in the United States, it carries a long history of use in Wales as a familiar and affectionate form.
About 41 girls were named Siani in 2025.
US births per 5-year period, 1990–present (SSA data).
British television presenter and journalist
