Yes. Waters was born in 1943 and was too young to have remembered his father.
And his father,...
https://en.wikipedia.org/wiki/Roger_Waters#Early_years
“Early Years”
“His father, the son of a coal miner and Labour Party activist, was a schoolteacher, a devout Christian, and a Communist Party member.[3]
In the early years of the Second World War, Waters’s father was a conscientious objector who drove an ambulance during the Blitz.[3] He later changed his stance on pacifism, joined the Territorial Army and was commissioned into the 8th Battalion, Royal Fusiliers as a Second Lieutenant on 11 September 1943.[4] He was killed five months later on 18 February 1944 at Aprilia, during the Battle of Anzio, when Roger was five months old.[5]”
a devout Christian, and a Communist Party member -— wait, wut???