 His monument survives in Belton Church, showing half statues of himself and his wife finely sculpted in white marble.He was born in 1590, the eldest son and heir of Richard Brownlow (1553–1638) of Belton in Lincolnshire, Chief Prothonotary of the Court of Common Pleas, by his wife Katherine Page, daughter of John Page of Wembley, Middlesex, a Master in Chancery and one of the first governors of Harrow School.His younger brother was Sir William Brownlow, 1st Baronet (c. 1595–1666) of Humby, Lincolnshire, who on 27 July 1641, one day after his brother's baronetcy, was also created a baronet, "of Humby in the County of Lincoln", whose great-grandson John Brownlow, 5th Baronet (1690–1754) was in 1718 created Viscount Tyrconnel, in the Peerage of Ireland, whose sister and heiress in her issue Anne Brownlow married Sir Richard Cust, 2nd Baronet and was the mother of Sir John Cust, 3rd Baronet (1718-1770), Speaker of the House of Commons, whose son in 1776 was created Baron Brownlow, the ancestor of Earl Brownlow, of Belton House.