Danish Statistics of 1955 (København)

For other years see here

1	Marianne (5,7 %)
2	Annette (5,5 %)
3	Hanne (4,2 %)
4	Susanne (4,2 %)
5	Anne (4,0 %)
6	Birgitte (3,8 %)
7	Pia (3,3 %)
8	Birgit (2,9 %)
9	Lis (2,6 %)
10	Helle (2,6 %)
11	Lene (2,4 %)
12	Bente (2,1 %)
13	Majbritt (2,0 %)
14	Lisbeth (1,9 %)
15	Lise (1,8 %)

1	Jan (6,3 %)
2	Kim (5,7 %)
3	Per (4,5 %)
4	Jørgen (3,1 %)
5	Henrik (3,1 %)
6	Erik (2,9 %)
7	Flemming (2,8 %)
8	Carsten (2,8 %)
9	Peter (2,7 %)
10	Frank (2,5 %)
11	Søren (2,4 %)
12	Niels (2,4 %)
13	Torben (2,3 %)
14	Finn (2,2 %)
15	Michael (2,1 %)

Source: