[HaroldLukas]

In "The Candian Soldier" by Jean Bouchery there is a list of Churchills that landed on Dieppe. These tanks were part of the 14 Army Tank Regiment (Calgary Rgt). Unfortunately it doesn't list the numbers of C Squadron-tanks.

Name / Number / Type / TacticalSign / Unit
Ringer / T68881 /2 / Z2 / RHQ
Regiment / T31923 / 2 / Z1 / RHQ
Burns / T31135 /1 / F1 / Bsqn HQ
Backer / T68352 / 2 / F2 / Bsqn HQ
Bolster / T31107R / 1 / F3 / Bsqn HQ
Bob / T68557 / 3 / 6 / Bsqn 6Troop
Bert / T68560 / 3 / 6 / Bsqn 6Troop
Bill / T68558 / 3 / 6 / Bsqn 6Troop
Brenda / T68760 / 3 / 7 / Bsqn 7Troop
Blondie / T68880 / 3 / 7 / Bsqn 7Troop
Betty /T68176R / 3 / 7 / Bsqn 7Troop
Beetle / T68875 / 1 / 8 / Bsqn 8Troop
Bull / T31862 / 1 / 8 / Bsqn 8Troop
Boar / T68176R / 1 / 8 / Bsqn 8Troop
Butter Cup / T31655 / 3 / 9 / Bsqn 9Troop
Blossom / T68551R / 3 / 9 / Bsqn 9Troop
Bluebell / T68759R / 3 / 9 / Bsqn 9Troop
Beefy / T68177 / 3 / 10 / Bsqn 10Troop
Bloody / T68701R / 3 / 10 / Bsqn 10Troop
Bellicose / T68175 / 3 / 10 / Bsqn 10Troop
Calgary / ? / 3 / F2 / Csqn HQ
Chief / ? / 1 / F1 / Csqn HQ
Company / ? / 1 / F3 / Csqn HQ
Cougar / ? / 3 / 13 / Csqn 13Troop
Cheetah / ? / 3 / 13 / Csqn 13Troop
Cat / ? / 3 / 13 / Csqn 13Troop
Caustic / ? / 3 / 15 / Csqn 15Troop
Canny / ? / 3 / 15 / Csqn 15Troop
Confident / ? / 3 / 15 / Csqn 15Troop

Hope this is what you were looking for.
Harold