Siobhan Máire Deirdre Fahey ( sh?-VAWN FAH-hee; born 10 September 1958) is an Irish singer and musician, whose vocal range is a light contralto.
She was a founding member of the 1980s British girl group Bananarama, who had several top 10 hits including the US number one hit single "Venus".
She later formed the Brit Award and Ivor Novello Award-winning musical act Shakespears Sister, who had a UK number one hit with the 1992 single "Stay".
Fahey joined the other original members of Bananarama for a 2017 UK Tour, and later in 2018, a North America and European Tour.