It is also used in combination with other names in the abbreviated form "Irm-," for example, Irmine, Irmela, Irmgard, Irmgardis, Irmentraud. The name comes from the Old High Germanirmin, meaning world. The anglicised form is Emma. Related to the Hebrew word for Mother - "EeMaH."
The name days for Irma are February 19 (Germany), April 7 (Sweden), November 14 (Slovakia), September 18 (Poland), March 31 (Finland), May 3 (Hungary), October 13 (Latvia), and October 25 (USA).