Friedrich married Princess of Portugal Leonor on 16 Mar 1452 in Roma, Roma, Lazio, Italy. Leonor (daughter of Duarte Portugal-The Algarves, I and Queen of Portugal Leonor) was born on 8 Sep 1436 in Torres Vedras, Lisboa, Portugal; died on 3 Sep 1467 in Wiener Neustadt, Niederösterreich, Austria; was buried in Sttrinitatis, Neustadt, Austria. [Group Sheet] [Family Chart]

1. Archduke of Austria Christof was born on 16 Nov 1455 in Wiener Neustadt, Niederösterreich, Austria; died on 21 Mar 1456.
2. Emperor of The Holy Roman Empire Maximilian, I was born on 22 Mar 1459 in Wiener Neustadt, Niederösterreich, Austria; died on 12 Jan 1519 in Wels, Oberösterreich, Austria; was buried in St. Georg, Wiener-Neustadt, Niederhosterreich, Austria.
3. Archduchess of Austria Helene Eleonore was born on 3 Nov 1460 in Wien, Wien, Austria; died on 28 Feb 1461.
4. Archduchess of Austria Kunegunde was born on 16 Mar 1465 in Wiener Neustadt, Niederösterreich, Austria; died on 6 Aug 1520 in Mhunchen, Oberbayern, Bavaria.
5. Archduke of Austria Johann was born on 9 Aug 1466 in Wiener-Neustadt, Niederhosterreich, Austria; died on 10 Feb 1467.