| Adrianna Tate-Duncan | |||||||||
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| 90210 character | |||||||||
 Jessica Lowndes as Adrianna Tate-Duncan in Season 3 Episode 8 | |||||||||
| Portrayed by | Jessica Lowndes | ||||||||
| Duration | 2008–13 | ||||||||
| First appearance | 2 September 2008 (episode 1.01; "We're Not in Kansas Anymore") | ||||||||
| Last appearance | 13 May 2013 (episode 5.22; "We All Fall Down") | ||||||||
| Created by | Rob Thomas | ||||||||
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Adrianna "Ade" Tate-Duncan is a fictional character on The CW television series 90210, the fourth series in the Beverly Hills, 90210 franchise. Portrayed by Jessica Lowndes, the character was originally only scripted as a guest spot in the series' pilot, but was added to the main cast in the fourteenth episode of the first season, replacing Jessica Walter.