The name could either be a contracted form of Camilla or it could be taken from the name of a genus of plant.
As of 2011, Milla was the 32nd most popular female name in Finland. Her rankings in other countries are as follows:
- # 71 (Norway, 2010)
- # 424 (France, 2009)
The name is borne by Ukrainian-born American actress, Milla Jovovich (b.1975), in her case, the name is an anglicized form of her true name, Milica.