Namesakes
Margareta
(a.k.a. Margrethe) (f) 1353-1412 
Swedish Kings and Queens 1389-1412
Danish Kings and Queens (Margrete I) 1387-1412
Norwegian Kings and Queens (Margrete) 1388-1412
Karen Harup
(a.k.a. Margrethe) (f) 1924-2009
Olympic Medalists 1948 swimming - 100 m backstroke; swimming - 400 m freestyle; swimming - 4x100 m freestyle relay (gold/silver)
Margrethe II
(f) 1940-
Danish Kings and Queens 1972-2024
Princess Nathalie of Sayn-Wittgenstein-Berleburg
(a.k.a. Margrethe) (f) 1975-
Olympic Medalists 2008 equestrian (bronze)
Isabella of Denmark
(a.k.a. Margrethe) (f) 2007-
Other Royalty 2007- Denmark (princess)