John I, Count of Sponheim-Starkenburg

John I, Count of Sponheim (born before 1206; died 1266) was a German count. He belonged to the house of Sponheim and ruled the county of Sponheim from 1218 to 1266. He inherited the county of Sayn.

Category:House of Sponheim
Category:1266 deaths
Category:Year of birth uncertain