Surname: Thun-Castelfondo Name index Family Album Titles and Landlords Counts of Thun-Castelfondo Countesses of Thun and Hohenstein Countesses of Thun-Castelfondo Orders Knights of the Order of the Golden Fleece-Spain Grand Masters of the Order of Malta Geographic Distribution Italy > Trentino-South Tyrol (6) Italy > Lombardy (1) Corrections and Updates To suggest a correction or an update. Click Here