Bronágh Taggart is a Northern Irish actress and writer, born in Belfast. She has appeared in BAFTA-winning Occupation, Best: His Mother's Son, and The Fall and has written for BBC Northern Ireland series 6Degrees since it first aired in 2012. In 2013, she wrote a half-hour film, Call it a Night, for broadcast on Channel 4 as part of the late-night Coming Up series.

In 2017, Taggart wrote, produced and starred in Guard, a female-led boxing film directed by Jonathan Harden. It had its debut at the Oscar-qualifying Galway Film Fleadh in July 2017, and soon after its North American premiere at the Oscar and BAFTA-qualifying Rhode Island International Film Festival.

She has been married to actor Jonathan Harden, since 2008.