Elliott received a Bachelor of Arts, cum laude, from Colgate University in 1997 and a Juris Doctor from Columbia Law School in 2006.

[2] From 2006 until 2021, Elliott was a partner and vice president at Gallagher, Callahan & Gartrell, P.C., in Concord, New Hampshire.

[2] Biden nominated Elliott to the seat vacated by Judge Paul Barbadoro, who assumed senior status on March 1, 2021.

[3] On November 3, 2021, a hearing on her nomination was held before the Senate Judiciary Committee.

[5] On December 14, 2021, the United States Senate invoked cloture on her nomination by a 59–40 vote.