The Lent Bumps 2007 was a series of rowing races held at Cambridge University from Tuesday 27 February 2007 until Saturday 3 March 2007. The event was run as a bumps race and was the last set in the series of Lent Bumps which have been held annually in late-February or early March in this form since 1887. See Lent Bumps for the format of the races. This year, a total of 121 crews took part (69 men's crews and 52 women's crews), with nearly 1100 participants in total.
1st & 3rd Trinity men took the Headship ending Caius's 19-day defence by bumping them on the 1st day.
1st & 3rd Trinity women bumped Emmanuel, Caius and Clare to take the headship for the first ever time.