Question: Traditionally what name is given to a 65th wedding anniversary?

Answer: For a married couple celebrating their 65th anniversary, this is traditionally called their Blue Sapphire anniversary.

In Britain, among others the 20th wedding anniversary is China, 25th is Silver, 30th is Pearl, 40th is Ruby, 50th is Gold, 60th is Diamond, 65th is Blue Sapphire, 70th is Platinum, 80th is Oak and 85th is Wine.