Carlo I Malatesta 
Carlo I was born about 1368. Carlo I's father was Galeotto Malatesta and his mother is Elisabetta Varano. He had three brothers and two sisters, named Pandolfo II, Andrea Malatesta, Galeotto Novello, Margherita and Gentile. He was the oldest of the six children. He had a half-sister named Rengarda. He died on September 13th, 1429.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, H.R. Moser <Burke Peerage>), L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842, and E. Lodge>) http://geneastar.org.
‌Carlo I and Elizabetta were married in a religious ceremony in 1386.