Lawyer (barrister); journalist; agriculturist. Remained in England when in 1828 his parents with the rest of their family migrated to New South Wales. Was admitted as a student in the Middle Temple in March 1829 and called to the Bar on 23 May 1834. Became a journalist and parliamentary reporter and assisted in compiling the 'Parliamentary Pocket Companion'. Departed England for New South Wales with his wife and infant son, arriving in Sydney on 28 November 1835. gained a considerable practice as a barrister of superior abilities and eloquence. Purchased 30,000 acres of land in the Hunter Valley. As a believer in free trade and the representative of an agricultural county, Windeyer worked to open the Van Diemen's Land market to tobacco from New South Wales and the United Kingdom market to the colony's wheat. Always intersted in education, set up a school on his estate. Was a member of the committees of the Sydney Mechanics' School of Arts and the Australian School Society, and was prominent in the education debates. Was interested in law reform, and in 1844 introduced a bill to amend the jury laws of New South Wales. Member of the Aborigines Protection Society and appeared in the trials arising from the 'Myall Creek Massacre' and supported proposals that aboriginal people should be allowed to make unsworn statements in court rather than take an oath. Showed concern for social welfare by his membership of the New South Wales Temperance Society, of the committee of the Benevolent Society and as first president of the Debating Society. Conflicted with Governor Gipps and died impoverished.