Surname: Harrach zu Rohrau und Thannhausen Name index Titles and Landlords Counts of Harrach zu Rohrau und Thannhausen Countesses of Harrach Countesses of Harrach zu Rohrau und Thannhausen Countesses of Thannhausen Geographic Distribution Austria > Vienna (1) Corrections and Updates To suggest a correction or an update. Click Here