Sunyer I was count of Empúries and Roussillon (with the pagus of Perelada) from 834 to 841.[1][page needed]
He was the son of Count Belló I of Carcassonne.
Sunyer I was deposed in 841 due to a new policy of the Frankish Emperor, he died in 848. His eldest son, Sunyer II, was later a count of Empúries and Roussillon (with Perelada) and another son, Delà, was an associate count of his brother.[2][page needed]
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