Heyuan (Chinese: 河源; Jyutping: ho4 jyun4, Hakka: Fò-Ngiàn) is a prefecture-level city of Guangdong province in the People's Republic of China.

Its latitude spans 23° 10'–24° 47' N, and longitude 114° 14'–115° 36' E. It borders Huizhou to the south, Ganzhou (Jiangxi) to the north, Meizhou to the east, and Shaoguan to the west.

Heyuan is a regional hub that connects the coastal areas of Guangdong and the interior countryside.

Many mineral deposits such as iron ore, tungsten, tin, fluorite are found in Heyuan.

The city's museum boasts the Guinness World Record for the largest collection of dinosaur eggs, with 10,008 individual samples as of 2004.

[9] A dinosaur egg fossil dated back to the Late Cretaceous was discovered by primary school student named Zhang Yangzhe while playing near the Dong River in 2019 in July.

The Dong River, which flows through Heyuan, is an important and strategic waterway that allows huge cargo ships to transport goods to Huizhou, Dongguan, and Guangzhou.

Heyuan is a major producer of Chinese kiwi fruit, dried mushrooms of Jiulian, garlic, Hakka brewed liquor, Xinfengjiang pure water and mineral water, bamboo mats, sweet tangerines, green tea, and pot culture.