Hewitt is a surname of English origin, derived from the Middle English personal name 'Huet', which was introduced to England by the Normans after the Norman Conquest in 1066. The name likely originated from the Germanic 'Hugit', meaning 'heart'. Over time, Hewitt has also become used as a given name, particularly in the United States and Australia.
The name Hewitt experienced significant fluctuations in popularity over the past century, with peaks in the late teens and twenties (1914-1928), a noticeable decline from the thirties to the mid-fifties, followed by another peak in the early sixties. After that, it remained relatively stable and consistently low until the late nineties, when it began to show slight increases, peaking again in 2023 with 25 births. Over this period, there were a total of 928 births named Hewitt.