The Mitsotakis' are part of the Venizelos clan. PM from 1990 to 1993, Kostas Mitsotakis is the second nephew of Eleftherios Venizelos and was also born in Chania.
Kostas Mitsotakis daughter is Dora Bakogiannis, ex Mayor of Athens who hosted the Athens 2004 Olympics, and current Foreign Minister.
More on the Greek political dynasties here:
http://www.answers.com/topic/political- ... ountry-f-m