(78-139) A prominent Eastern Han dynasty scientist, astronomer, mathematician, and writer known for inventing the seismometer and armillary sphere, and for his contributions to Han rhapsody

(Dates unknown) A leader of the Five Pecks of Rice Taoist movement at the end of the Eastern Han dynasty; the son of 张陵 zhāng​líng and father of 张鲁 zhāng​lǔ