Namesakes
Notable Musicians:
1 singer/composer
Margareta Hallin 1931-2020 
Olympic Medalists:
2 silver, 1 bronze
(silver) Grete Rosenberg 1912 swimming - 4x100 m freestyle relay
(bronze) Kajsa Bergqvist (a.k.a. Margareta) 2000 high jump
(silver) Pernilla Winberg (a.k.a. Margareta) 2006 ice hockey
Other Royalty:
1 princess/queen consort
Princess Ingrid of Sweden; Queen Ingrid of Denmark (a.k.a. Margareta) 1910-2000; 1947-1972 Sweden; Denmark
Saints:
2 blessed
Blessed Margareta Ebner 1291-1351
Blessed Margareta Kratz 1430-1532
Swedish Kings and Queens:
1 queen
Queen Margareta 1389-1412