Gaby Hollis Lewis (born 27 March 2001) is an Irish international cricketer who made her senior debut for the Irish national team in July 2014, aged only 13.
She made her Twenty20 International (T20I) debut later in the year, becoming the youngest to play at that level.
The International Cricket Council (ICC) named Lewis as one of the five breakout stars in women's cricket in 2018.