Melinda R. Katz (born August 19, 1965) is an American politician. She was the 19th Queens Borough President from 2014 to 2020.

Katz was a New York City Councilwoman from 2002 to 2009. She left politics in 2009 to work at a law firm.

In 2012, she announced her return to politics with a run for Queens Borough President in 2013.

In June 2019, Katz won the Democratic nomination for Queens County's District Attorney, and won the general election in November 2019.