伯希和
Jan Julius Lodewijk Duyvendak (28 June 18899 July 1954) was a Dutch Sinologist and professor of Chinese at Leiden University. He is known for his translation of "The Book of Lord Shang" and his studies of the "Dao De Jing". He was co-editor of the renowned sinology journal "T'oung Pao" with French scholar Paul Pelliot for several decades.