Who Do You Think You Are? (U.S. TV series) Season 1: 2010 Season 1: 2010

| No_ | Episode | Rating | Share_ | Rating_share_18_49 | Viewers_millions | Rank_timeslot | Rank_night |
|---|---|---|---|---|---|---|---|
| 1 | Sarah Jessica Parker | 4.6 | 8 | 1.6/6 | 6.85 | 2 | 5 |
| 2 | Emmitt Smith | 4.5 | 8 | 1.8/6 | 7.15 | 2 | 4 |
| 3 | Lisa Kudrow | 4.7 | 9 | 1.7/7 | 7.14 | 2 | 3 |
| 4 | Matthew Broderick | 4.1 | 8 | 1.5/5 | 6.21 | 3 | 9 |
| 5 | Brooke Shields | 4.0 | 8 | 1.4/6 | 5.90 | 1 | 5 |
| 6 | Susan Sarandon | 4.2 | 8 | 1.3/5 | 6.35 | 1 | 2 |