Tintin married a woman named Martine Vandezande. They had 4 children who were all named after Tintin's friends. The kids were named Bianca Irma Tin, Cuthbert Zorrino Tin, Miarka Martine Tin and Ben Chang Tin.
Captain Haddock married Bianca Castafiore's sister Ada.
Cuthbert Calculus married Bianca Castafiore 1 year before Tintin and Martine married.
Snowy had 4 puppies named Misty, Chilly, Sunny and Rainy.
Zorrino married a Belgian woman named Mary Peeters and had two daughters named Jane and Charlotte.