Meaning and Name Origin
Sheilagh is an uncommonly occurring first name for females. Sheilagh is an equally unusual last name for both adults and children. (2000 U.S. Census)
Shown below is a comparison of the popularity of the girl name Sheilagh and affiliated names. Shayla (#746 a year ago), Sheila, Shelia, Sheyla, Shiela and Shyla are the popular varying forms of Sheilagh (#unlisted). Usage of these girl names reached its most widespread during the years 1960-1969 and has become significantly less since, with the versions Shayla, Sheila, Shelia and Shyla becoming less fashionable. (Top 1000 Birth Names Statistics, 2014)
Sheilagh is pronounced similarly to Shailagh. Like Sheilagh, this name is not commonly used.