di Rienzo, de Rienzo or Rienzo is a surname of Italian origin. Notable people with this name include:

• Andre Rienzo (born 1988), Brazilian baseball pitcher for the Chicago White Sox
• Cola di Rienzo (c. 1313–1354), Italian politician and popular leader
• Franca di Rienzo, Swiss/Italian singer
• Libero De Rienzo (born 1978), Italian film actor, director and screenwriter

• Utah State Route 141 (1933)
• Utah State Route 141 (1933-1969)
• Utah State Route 141 (1969)
• Utah State Route 141 (pre-1969)
• Utah State Route 145 (1978)
• Utah State Route 146
• Utah State Route 146 (1933)
• Utah State Route 147
• Utah State Route 147 (1933)
• Utah State Route 149
• Utah State Route 149 (1933)
• Utah State Route 155
• Utah State Route 155 (1933)
• Utah State Route 156
• Utah State Route 156 (1962)
• Utah State Route 157
• Utah State Route 157 (1933)
• Utah State Route 158
• Utah State Route 158 (1933)
• Utah State Route 158 (1933-1969)
• Utah State Route 158 (1990)
• Utah State Route 158 (pre-1969)
• Utah State Route 159 (1979)
• Utah State Route 160 (1933)
• Utah State Route 160 (1933-1935)