Serena DiMaso (born May 17, 1963) is an American Republican Party politician who represented the 13th Legislative District in the New Jersey General Assembly from 2018 to 2022.

[6] She was elected to her first full term in 2013 together with Arnone (with nearly 31% and 32% of the vote, respectively), defeating Democrats Brian Froelich and Larry Luttell.

[7][8] In a tighter race in 2016, DiMaso (with 150,454 votes and 26.73% of all votes cast) and Arnone (156,154; 27.75%) were re-elected as part of the Republican sweep of countywide elected offices, defeating Democratic challengers Matt Doherty (128,445; 22.82%) and Sue Fulton (127,533; 22.66%); Democrats had focused on DiMaso's healthcare coverage and a 2015 tax increase, while Republicans pointed to corresponding tax cuts in 2016.

[11] In the November 2017 general election, DiMaso (with 34,214 votes; 27.5% of all ballots cast) and her running mate, incumbent Amy Handlin (with 35,990; 28.9%), defeated Democratic challengers Tom Giaimo (27,212; 21.9%) and Mariel DiDato (26,640; 21.4%) to win both Assembly seats from the district for the Republicans.

[13] On March 18, 2021, DiMaso lost the support of the Monmouth County Republican Committee following a contested convention for her Assembly seat.