Luo River may refer to:

• Luo River (Henan) (洛河, Luòhé), a tributary of the Yellow River, flows mostly in Henan province of China
• Luo River (Shaanxi) (洛河, Luòhé), also known as the North Luo River (北洛河, Běi Luòhé), a river in Shaanxi province of China and the second largest tributary of the Wei River, which is the longest tributary of the Yellow River.
• Luo River (Guangdong) (螺河, Luohe), river in Guangdong, China; flows into South China Sea
• Luo River (Fujian) (洛江, Luojiang), river in Fujian, China; flows into Quanzhou Bay of Taiwan Strait

• Lô River, river in Vietnam
• Luo (disambiguation)