Omar Navarro is an American perennial candidate for the seat of California's 43rd congressional district against longtime Democratic congresswoman Maxine Waters. A member of the Republican Party, Navarro ran unsuccessfully against Waters in 2016, 2018, 2020, and 2022.

California's 43rd congressional district is a congressional district in the U.S. state of California that is currently represented by Democrat Maxine Waters. The district is centered in the southern part of Los Angeles County, and includes portions of the cities of Los Angeles and Torrance. It includes the entirety of the cities of Hawthorne, Lawndale, Gardena, Inglewood, and Lomita. From 2003 until 2013, the 43rd district was based in San Bernardino County. The Hispanic-majority district encompassed the southwestern part of the county, and included San Bernardino and Rialto.