In 2018, 55 is the most common age for an American (U.S.) Diane who is registered female with the Social Security Administration. It is the 101st most common female first name for living U.S. citizens.
― Anonymous User 10/17/2018
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The name Diane was given to 92 girls born in the US in 2015.
This name is also used in The Netherlands, where it is a fairly rare name. The name was at its most popular there between 1969 and 1979 (with the highest number being 102 births in 1972), after which the name slowly decreased in popularity. In at least the past 6 years, there were less than 10 little Dianes born each year.The Dutch pronunciation of the name is: dee-AH-nə.
https://wwwbehindthename.com/name/diana
In the USA, from 1928 to 1970, Diane ranked higher and more popular that Diana. From After that, beginning 1971, Diana became more popular during the 70s.
https://www.behindthename.com/name/diane/top/united-states?compare=diana
In Canada, Australia and New Zealand, both it and Dianne were more popular than Diana during Diane's popularity spike.
https://www.behindthename.com/name/dianne
https://www.behindthename.com/name/diane/top/australia-nsw?compare=diana%20dianna
https://www.behindthename.com/name/diane/top/new-zealand?compare=diana%20diana
https://www.behindthename.com/name/diane/top/canada?compare=diana%20dianna
According to the National Records of Scotland, Diane is also getting popular in Scotland—teaching its peak popularity in Scotland in 1964. Meanwhile Diana isn't in the
rankings in the National Records of Scotland.
https://www.behindthename.com/name/diane/top/scotland?compare=diana
Compare Diana—with a total of at around 365k girls with the name according to the USA Social Security Administration since 2021...
https://www.popular-babynames.com/name/diana
https://forebears.io/forenames/diana
https://www.names.org/n/diana/about
With Diane—at around 520k girls with the name according to the USA Social Security Administration since 2021.
https://www.popular-babynames.com/name/diane
https://forebears.io/forenames/diane
https://www.names.org/n/diane/about
Also it began to rise in popularity and quickly overtook Diana in England in the 1940s.
https://www.behindthename.com/name/diane/top/england-wales-historical?compare=diana&type=rank
Also of Brazilian Portuguese usage.
https://www.behindthename.com/name/diane/top/brazil