Tassilo I Duke of BAVARIA 
Tassilo I Duke of was born in 0553 in Bavaria, Germany. Tassilo I Duke of's father was Theodobald I Duke of BAVARIA. His paternal grandfather was Theodon II von BAVARIA. He was an only child. He died at the age of 56 in 0609 in Bavaria, Germany.
They had a son named Garibald II.