He was educated at Winchester and New College, Oxford, where he read Modern History.
Younger inherited, if in a characteristically detached way, the family's involvement in politics.
Younger simply avoided the issue until it was forced on him following the revaluation of domestic rates in 1985, which led to many ratepayers facing huge increases in their bills.
Younger secured substantial subsidies to lessen the impact of the revaluation, and began a frantic search for an alternative way of financing council spending.
Until last year, Savannah had lived with adoptive parents in Minnesota, according to the Star Tribune.