| Summer Roberts | |
|---|---|
| The O.C. character | |
 Rachel Bilson as Summer Roberts | |
| First appearance | "Premiere" (episode 1.01) |
| Last appearance | "The End's Not Near, It's Here" (episode 4.16) |
| Created by | Josh Schwartz |
| Portrayed by | Rachel Bilson |
| In-universe information | |
| Alias | Summer Cohen (married name) |
| Nickname | Sum, Dim Sum, Caterpillar Little Miss Vixen |
| Gender | Female |
| Occupation | Animal rights activist High school student (at the Harbor School; graduated) College student (at Brown; graduated) |
| Family | Neil Roberts (father) Unnamed woman (biological mother; ambiguous) Gloria Roberts (former stepmother) |
| Spouse | Seth Cohen |
| Significant other | Danny (ex-boyfriend) Zach Stevens (ex-boyfriend) |
| Relatives | Sanford "Sandy" Cohen (father-in-law) Kirsten Cohen (mother-in-law) Sophie Rose Cohen (sister-in-law) Ryan Atwood (adoptive brother-in-law) Sophie Cohen (grandmother-in-law) Caleb Nichol (grandfather-in-law; deceased) Rose Nichol (grandmother-in-law; deceased) |
| Residence | Newport Beach, California |
Summer Roberts is a fictional character on the FOX television series The O.C., portrayed by Rachel Bilson.[1]