Namesakes
Notable Actors and Entertainers:
1 actor
Uta Hagen (middle name Thyra) 1919-2004 
Other Royalty:
7 princesses, 1 princess/queen consort
Louise of Denmark (middle name Thyra) 1875-1906 Denmark
Thyra of Denmark; Thyra, Crown Princess of Hanover 1853-1878; 1878-1933 Denmark; Hanover
Thyra of Denmark 1880-1945 Denmark
Caroline-Mathilde of Denmark (middle name Thyra) 1912-1995 Denmark
Cecilie of Prussia (middle name Thyra) 1917-1975 Prussia
Märtha of Sweden (middle name Thyra) 1901-1954; 1929-1954 Sweden; Norway
Astrid of Sweden (middle name Thyra) 1905-1935; 1934-1935 Sweden; Belgium
Elisabeth of Denmark (middle name Thyra) 1935-2018 Denmark