Seán Feargal Sharkey is a singer and environmentalist from Derry, Northern Ireland. He was the lead vocalist of the punk band the Undertones in the 1970s and 1980s, and became a solo artist in the 1980s and 1990s. His 1985 solo single "A Good Heart" was a number-one hit in the United Kingdom, Australia, Belgium, Ireland, and the Netherlands. After becoming less musically active in the early 1990s, he has performed various roles supporting the UK's commercial music industry, winning several awards and honours for his work in that area.