South out of Thames Street to the Haywharf on the Thames, on the east side of All Hallows the Great (S. 237, and O. and M. 1677). In Dowgate Ward.
Earliest mention: "the lane del Heywarf," 19 Hen. III. (Anc. Deeds, A. 1791).
Other forms : "Heywharflane," 1339 (Ct. H.W. I. 435). "Hayward lane," 1368-9 (ib. II. 123). "Batteslane" (q.v.) otherwise called "Heywharfe" Lane, 1508-9 (ib. 614).
Named after the "Haywharf" (q.v.).
Now called Campion Lane (q.v.).
It seems probable from descriptions of property relating to the Guildhall of the Cologne Merchants that this lane was at one time known as "Wancelineslane" (q.v.).
A Dictionary of London. Henry A Harben. 1918.