Adolph I

Adolph I may refer to:


 * Adolf, King of Germany (c. 1255–1298), King of Germany from 1292 until 1298
 * Adolph I, Count of Nassau-Wiesbaden-Idstein (1307–1370)
 * Adolph I, Duke of Cleves (1373–1448)
 * Adolph I, Prince of Anhalt-Köthen (died 1473)
 * Adolf I, Count of the Mark (c. 1194–1249)
 * Adolf Frederick I, Duke of Mecklenburg (1588–1658)