Mr. Hinkle is a nice and kind old man who lives right next door to Caillou. He likes having fun with Caillou and Rosie and is also good friends with Caillou's Daddy and Caillou's mommy. Jonus visits him sometimes. Caillou visits him too..... He is the other grandfather figure to Caillou and Rosie, since Doris' parents are dead. OKAY
Mr. Hinkle has lived in the hood Caillou Neighborhood since The GCA War and has a 2 story red house. He has an older sister named Nancy who has a pet rabbit named Snowball. She also appeared in the episodes Farmer for the dayand Mystery carrots. In the former, his first name is revealed to be Paul. Mr. Hinkle does not seem to have a wife. She either ran away, cheated, or died. Either is okay.
At a garage sale, Mr. Hinkle serves hot dogs, HOT DOGGITY DOG DUDE. but instead of serving them on buns, he serves them on slices of sandwich bread.
Paul Mr Hinkle served in the War along side Grandpa. But he did not die. He has secret friendships with Grnadma!