Costanza, Princess of Portugal

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ChartsAncestors of Harriet Hanson Robinson
Costanza, Princess of Portugal, daughter of Diniz "el Justo," Knt., King of Portugal & The Algarve and Saint Elizabeth of Aragón, was born 3 January 1290.1 She died at Sahagún, Spain, 23 November 1313,1 and was buried at Valladolid, Castile.1

Costanza married Fernando IV, King of Castile, son of Sancho IV of Castile-León "el Bravo," King of Castile & etc. and María Alfonso de Molina, at Valladolid, Castile, January 1302.2


Fernando IV, King of Castile b. 6 Dec 1285, d. 7 Sep 1312
This person was last edited on23 Apr 2021


  1. [S1972] Neil D. Thompson and Charles M. Hansen, The Ancestry of Charles II, King of England: A Medieval Heritage [Twelve Generations] (Saline, Michigan: McNaughton & Gunn, 2012), #3257, further cited as Thompson and Hansen, The Ancestry of Charles II.
  2. [S1972] Thompson and Hansen, The Ancestry of Charles II, #3256.
  3. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families (Five vols., Salt Lake City, Utah: s.p., 2013), 2:120 (Castile 10), further cited as Richardson, Royal Ancestry.