Zhang Daqing () (born October 23, 1969) is a Chinese amateur astronomer. He is from Henan province.
He co-discovered periodic comet 153P/IkeyaâÂÂZhang. He is the first Chinese amateur astronomer who has a comet named after him. He is also a telescope maker. Periodic comet 153P/Ikeya-Zhang was discovered by his self-made telescope on February 1, 2002.