[924] Inn- u. Knyphausen, Freiherren u. Grafen, s. Knyphausen.
Adelung-1793: -Inn
Brockhaus-1809: Der Inn
Brockhaus-1911: Innhausen und Knyphausen · Inn [2] · Inn
Herder-1854: Inn
Meyers-1905: Inn und Knyphausen · Inn [3] · Inn [2] · Inn [1]
Pierer-1857: Knyphausen · Inn · Inn