What does Irmgard mean?
Irmgard \i-rmga-rd, ir(m)-gard\ as a girls' name. Irmgard's name origin is Old German, and Irmgard means "whole enclosure; entire, universal". Irmgard is a variant of Ermengard (Old German): from erm(en) gard. Irmgard is also a variation of Irma (Old German).
Irmgard is a somewhat prominent first name for women (#2139 out of 4276, Top 50%) but an uncommon last name for both adults and children. (2000 U.S. Census)
Below is a graphed analysis of the usage of Irmgard and affiliated names. Popular alternative forms of Irmgard (#unlisted) rated in the Top 1000 are Irma and Erma. Adoption of these girl names was at its apex during the years 1910-1919 (usage of 0.8545%) and has become significantly less since, with the forms Erma and Irma becoming less fashionable. (2014 Birth Statistics)