"Variant of Thyra"
The name Thyri is commonly a female name from the "Greek" origin.
Thyri is a Scandinavian spelling variant of Thyra, the name borne in medieval Danish tradition by Thyra Danebod, wife of King Gorm the Old. The Old Norse form of the name is recorded as Þyri. The two spellings differ only in the final vowel, and the name has no separate meaning of its own.
Thyra means "Dedicated to the god of war; Shield bearer.".
The pronunciation of Thyri is THY-ree.