Henry VI Holy Roman Emperor
Henry VI Holy Roman was born in November 1165 in Nijmegen, Neth, Germany.  He died at the age of 31 on September 28th, 1197 in Messina, Sicily, Italy.

 Constance Princess of Sicily
Constance Princess of was born in 1154 in Sicily.  Constance Princess of is no longer alive.

 Frederick II Holy Roman Emperor
Frederick II Holy Roman was born on December 26th, 1194 in Jesi, Ancona, Papal States, Germany.  He died at the age of 55 on December 13th, 1250 in Castle Fiorentino, Palermo, Apulia, Sicily.