Andover, a market town of Hampshire, England, 20 m. N. of Southampton; pop. in 1871, 5,501. Its name is derived from the Anglo-Saxon Andeafaran (ferry over the river Ande). Andover has a large malt trade and an extensive traffic in timber with Portsmouth. The fair which is annually held at Weyhill near Andover was formerly one of the most celebrated in Europe.