ADAM of Usk. — English chronicler, born in Usk (Monmouthshire) c. 1360 or 1365, died after 1430. He was in Rome, at the court of Boniface IX, in 1402. His chronicle spans the years from 1377 to 1405.
BIBL.: U. Balzani, *La storia di Roma nella cronica di A. di U.*, Rome 1880; E. M. Thompson, s. V. in *Dictionary of National Biography*, I (1858), pp. 81-84.