LAINSON, a parish in the hundred of MANSBRIDGE, Fawley division of the county of SOUTHAMPTON, 3 miles (N. W.) from Winchester. The population is returned with the parish of Sparsholt. The living is a discharged rectory, in the archdeaconry and diocese of Winchester, rated in the king's books at £2. 13. 4., and endowed with £600 royal bounty. The Rt. Hon. W. H. Freemantle and his Lady were patrons in 1826.