The 2019–20 Utah State Aggies men's basketball team represented Utah State University in the 2019–20 NCAA Division I men's basketball season. The Aggies, led by second-year head coach Craig Smith, played their home games at the Smith Spectrum in Logan, Utah as members of the Mountain West Conference. They finished the season 26–8, 12–6 in Mountain West play to finish in a three-way tie for second place. They defeated New Mexico, Wyoming and San Diego State to become champions of the Mountain West tournament, their second consecutive Mountain West tournament championship. They earned the Mountain West's automatic bid to the NCAA tournament. However, on March 12 it was announced that the NCAA Tournament would be cancelled due to the COVID-19 pandemic.