Dean Heller, American lawyer and politician, United States Senator from Nevada

Dean Arthur Heller is an American businessman and politician who served as a United States senator representing Nevada from 2011 to 2019. A member of the Republican Party, he served as the 15th secretary of state of Nevada from 1995 to 2007 and U.S. representative for Nevada's 2nd congressional district from 2007 to 2011. He was appointed to the U.S. Senate by Governor Brian Sandoval and elected to a full term in the 2012 election. Heller unsuccessfully ran for a second term in 2018, losing to Democrat Jacky Rosen. He was an unsuccessful candidate for governor of Nevada in 2022, and is currently the last Republican to win a Nevada U.S. Senate seat.

The United States Senate is a chamber of the bicameral United States Congress; it is the upper house, with the U.S. House of Representatives being the lower house. Together, the Senate and House have the authority under Article One of the U.S. Constitution to pass or defeat federal legislation.

Nevada is a landlocked state in the Western United States. Nevada is also sometimes placed in the Mountain West and Southwestern United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, the 32nd-most populous, and the ninth-least densely populated U.S. state. Nearly three-quarters of Nevada's population live in Clark County, which contains the Las Vegas–Paradise metropolitan area, including three of the state's four largest incorporated cities. Nevada's capital is Carson City. Las Vegas is the largest city in the state.

May 10 is the 130th day of the year in the Gregorian calendar; 235 days remain until the end of the year.