2 in battlecruiser HMS New Zealand - present at most of the significant actions (she fired more main armament rounds than any other capital ship at Jutland), she was gifted to the British by the New Zealand government. They finished paying for her in
12 in dreadnought HMS Neptune was intended to be lead ship of a new class, but her 'sisters' Colossus and Hercules were so altered during construction that they were separately designated the Colossus class, leaving Neptune as a 'one off'. She introduced the super-firing turret to the Royal Navy, and fought at Jutland in 1916: though she fired only 48 main armament rounds she was credited with important hits on the battlecruiser SMS Lutzow, Germany's principal loss in the battle.
12 in battlecruiser HMS Indefatigable, lead ship of the second British battlecruiser class. She was the first casualty at Jutland on 31 May blowing up shortly after coming under fire from German battlecruiser SMS Von der Tann. There were only 2 survivors.