Rainer meaning, boyRainer

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Meaning and Name Origin

Rainer \ra(i)-ner\ as a boys' name is pronounced RAY-ner. It is of Old German origin, and the meaning of Rainer is "deciding warrior". Variant of Raynor. Related surnames are occasionally used as given names. Mount Rainier is an important landmark named for a British naval officer, but the Indian name was Tacoma or Tahoma, meaning "snowy peak". Modern use of Rainier (ray-NEER) may be influenced by Prince Rainier of Monaco. Poet Rainer Maria Rilke.


Rainer has 6 variants: Rainier, Rainor, Ranier, Rayner, Raynier and Reiner.

For more information, see also related boy names Ragnar, Raines and Raymond.

Rainer has 12 more different forms via Rainier, Raynor: Ragnar, Rane, Ranell, Ranieri, Raniero, Ray, Raynar, Rayne, Raynell, Raynord, Reinier and Renier.


Rainer is an uncommonly occurring given name for men but a very prominent surname for both adults and children (#8620 out of 88799, Top 10%). (2000 U.S. Census)

Displayed below is an analysis of the usage of the boy name Rainer and affiliated names. Ray (#733 last year) and Raymond (#264) are the prominent alternative forms of Rainer (#unlisted). Adoption of these boy names reached its most widespread during 1930-1939 and has become significantly less since, with the versions Ray and Raymond becoming less in vogue. (Top 1000 Baby Names Records, 2014)

Top 1000 baby names ranking of Ray, Raymond in U.S.

Top 100 baby names ranking of Rainer and related baby names outside U.S.

Similar Names

Suggested similar baby names are Gainer, Raine and Rainger. Like Rainer, these names are not commonly used.