William Lawson, English-Australian explorer and politician (d. 1850)
William Lawson, MLC (2 June 1774 – 16 June 1850) was an English-born Australian explorer, land owner, grazier and politician who migrated to Sydney, New South Wales in 1800. Along with his close friends and colleagues Gregory Blaxland and William Wentworth, he pioneered the first successful crossing of the Blue Mountains by European settlers.