What does Shelagh mean?
Shelagh is an uncommon given name for females. Shelagh is also a unique last name for both adults and children. (2000 U.S. Census)
Shayla (#746 the previous year), Shyla, Shiela, Shelia, Sheila and Sheyla are the popular varying forms of Shelagh (#unlisted) appearing in the Top 1000. Usage of these girl names was at its highest during 1960-1969 (usage of 0.309%) and is now significantly lower (usage 0.0423%, down 86.3%), with the versions Shayla, Shyla, Sheila and Shelia becoming less in vogue. Below is a graphed analysis of the usage of Shelagh and associated names. (2014 Birth Statistics)