Ainslea \a(i)-ns-lea, ain-slea\ as a boy's name is a variant of Ansley (Old English), and the meaning of Ainslea is "hermitage field". The baby name Ainslea sounds like Ainsley, Ainslee, Anslea and Annslea. Other similar baby names are Kinslea, Aynsley, Aynslee, Ainslie, Annsley, Ainsly, Kinsley and Kinslee.