|Bowling style||Slow left arm orthodox|
A slow left-arm bowler, he took 50 first-class wickets at just 15.82. He played 4 matches for Lancashire County Cricket Club in 1899 and also appeared for PF Warner's XI in 1898, AJ Webbe's XI in 1900, HDG Leveson-Gower's XI in 1902 and the Europeans in India in 1904/05.
His brother, George Ainsworth was also a first class cricketer. Ainsworth was no batsman but took 5 wickets in an innings 5 times, 4 of these against the Philadelphians, against whom he claimed his best figures of 7 for 61.
- "Player Profile: Jerry Ainsworth". www.cricketarchive.com. Retrieved 26 June 2013.