Yoyo
The story follows the son of a millionaire from the 1920s to the 1960s. After losing his fortune in the stock-exchange crash, he teams up with an equestrienne and becomes a circus clown.
Starring Pierre Étaix, Claudine Auger, Philippe Dionnet, Luce Klein, Martine de Breteuil, Philippe Castelli, Luc Delhumeau, Gabrielle Doulcet, Pierre Moncorbier, Roger Trapp
Watch "Yoyo" on Criterion Channel released in 1965. It's a drama and family movie, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of movie.