What does Shelagh mean?
Shelagh /she-lagh/ [2 sylls.] as a girls' name. Shelagh's name origins are Irish and Gaelic, and the name Shelagh means "blind". Shelagh is an alternate form of Sheila (Irish, Gaelic): form of Sile. Compare last name Shelat.
How popular is Shelagh?
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 (not ranked) appearing in the Top 1000. Forms like Sheelagh are uncommon. Usage of these girl names was at its highest during 1960-1969 (usage of 0.309%) and is now significantly lower (usage 0.0423%, ▼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)