|Dietrich von Lahnstein †|
|Title||Count von Lahnstein|
|Spouse(s)||Wilhelmine Baxter †|
Dietrich von Lahnstein was a Count von Lahnstein. He was married once married to Wilhelmine Baxter, with whom he had two sons - Ludwig and Johannes von Lahnstein, but they eventually got divorced. One of his ancestors is Eckehard von Lahnstein.