Hillary B. Cassel is an American attorney, politician serving as a Republican member of the Florida House of Representatives for the 101st district.

[1] While in law school, Cassel served as an editor on the Nova Law Review, was Chief Advocate of the Moot Court Honor Society, was a member of the Order of the Barristers, and earned the "Best Advocate" award from the National Institute for Trial Advocacy, among other distinctions.

[2][3] Despite her freshman legislator status, Cassel was placed in the spotlight by the Democratic Caucus during the 2022 special session related to the Florida property insurance market due to her expertise in the subject matter.

[4] Cassel presented closing arguments in both the commerce committee[5] as an ex officio member and floor debate during the house session[6] on behalf of the caucus.

She further provided closing remarks during the post-session press conference along with House Minority Leader Fentrice Driskell.