Brendan Kavanagh

Brendan Kavanagh (born 5 October 1967), known online as Dr K, is an English pianist, piano teacher, YouTuber and television producer from North London. He plays boogie-woogie on the piano and also plays the piano accordion. He holds a bachelor's degree from Middlesex University, a master's degree from University College Dublin and a doctorate from University College Cork. His YouTube channel, drkboogiewoogie, carries his boogie-woogie piano playing and lesson series, and it had about 2.63 million subscribers in April 2026.