Kennedy was 6 feet and 1/2 inch tall.
Allison was the name of one of his girlfriends, although since John went through a lot of girls, he soon stopped using it as a stage name. Pete Townshend thought 'Entwistle' was a weird surname, but...
Height: 5' 8" (1.73 M). Source:imdb.com
Just over 6'3" (191 cm)
He's around 6ft 1in or 6ft 2in my brother's 6ft 5in and john was a couple inches shorter so..