Chadley is an uncommon given name of English origin, derived from Old English elements 'cæd' meaning 'wide' or 'round', and 'lēah' signifying 'woodland clearing'. This name is believed to have been used historically as a surname before evolving into a given name in more recent times. It is not found among the classic or traditional names, making it unique and distinctive for those who choose to bear it.
"Chadley experienced significant fluctuations in popularity over the years, with a notable peak between 1970 and 1977, particularly in 1972 and 1975. However, it seems to have declined steadily since the late 1980s, reaching its lowest point in recent times."