Once Upon a Summer
- taona: 2009
- Firenena: United States of America
- Genre: Drama
- Studio: Autumn Leaf Pictures, Matthew Reese Films, The Good Yarn Film Company, Rob Diamond Films
- Keyword: grandparent grandchild relationship, summer, summer vacation, cousin cousin relationship, cousins
- tale: Rob Diamond
- Cast: Savanna Kylie Lewis, Stefania Barr, Susanne Sutchy, Bus Riley, Heather Beers, Clara Susan Morey II
