Among them, Lloyd George's grandson, Viscount Tenby, and Lady Bonham-Carter, great-granddaughter of LG's great Liberal rival Herbert Henry Asquith.

BBC: Westminster celebrates Lloyd George's birthday

Mr Blair may never have shared the reputation for drinking of some of his predecessors, notably Herbert "Squiffy" Asquith who was known to sway when on his feet in the Commons.

BBC: Propping up a prime minister