First recorded as a given name of Latvians in early 20th century. From German Siegmar, from Old High German sigu (“victory”) + māri (“famous”).
- A male given name.
- Klāvs Siliņš: Latviešu personvārdu vārdnīca. Riga "Zinātne" 1990, →ISBN
-  Population Register of Latvia: Zigmārs was the only given name of 730 persons in Latvia on May 21st 2010.