A referendum on reducing the voting age from 23 to 21 was held in Denmark on 30 May 1961.Dieter Nohlen & Philip Stöver (2010) Elections in Europe: A data handbook, p524 It was approved by 55% of voters with a 37.3% turnout.Nohlen & Stöver, p533
The electoral age in Denmark had previously been lowered from 25 to 23 in a 1953 referendum, and was further reduced to 20 years following a 1971 referendum and finally to 18 years following a 1978 referendum.
Results ChoiceVotes%For586,11355.0Against479,14645.0Invalid/blank votes9,299–Total1,074,558100Registered voters/turnout2,880,33737.3Source: Nohlen & Stöver
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