In 2018, 72 is the most common age for an American (U.S.) Rosalie who is registered female with the Social Security Administration. It is the 885th most common female first name for living U.S. citizens.
― Anonymous User 10/15/2018
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This name is also commonly used in the Netherlands: it has been in use since at least 1880 (during which time it was still fairly uncommon), but it truly started to rise in popularity since 1976. See here:http://www.meertens.knaw.nl/nvb/naam/is/Rosalie [noted -ed]A known Dutch bearer of the name is Rosalie van Breemen (b. 1966), a former model, presenter and journalist:http://en.wikipedia.org/wiki/Rosalie_van_Breemen (in English)