"On the north side of Cheapside, at the south-east end of Mercers' Hall (O.S.). Between Ironmonger Lane and Old Jewry. In Cheap Ward.
Earliest mention : The chapel, called "le Mercers Chapell," annexed to church of St. Thomas the Martyr called "de Acon" 1505-6 (Ct. H.W. II. 611).
At the dissolution of the monasteries temp. H. VIII., the Hospital of St. Thomas of Acon was purchased by the Mercers (S. 271) and licence was given to them to erect a chapel and hall next to St. Thomas of Acon's church in Cheapside, 11 H. VIII. 1519 (L. and P. H. VIII. III. Pt. 1, p. 122).
Burnt in the Fire and rebuilt with a beautiful stone front to Cheapside (Strype, ed. 1720, I. iii. 39)."
From: 'Mercers' Chapel', A Dictionary of London (1918). URL: http://www.british-history.ac.uk/…. Date accessed: 31 July 2005.