Sir Edward William Crosbie, eldest son of Sir Paul Crosbie, 4th Baronet of Maryborough (1723-1773), was born around the year 1755. He married Castiliana Westenra on 14 December 1790 in Dublin. They had one daughter, Hester Dorothea Crosbie (1793-1857). He next married Margaret Patience Ferguson, and they had three children: Sir William Edward Crosbie (1794-1860); Louisa Dona Crosbie; and Elizabeth Crosbie. On 2 June 1798, Sir Edward William Crosbie, 5th Baronet of Maryborough, was charged with traitorous and rebellious conduct even though he denied membership of the United Irishmen. He was found guilty without a judge advocate and was hanged 5 June 1798 in Carlow, County Carlow.
Richard Crosbie, Second son of Sir Paul Crosbie, 4th Baronet of Maryborough, was born at Crosbie Park, County Wicklow, in 1755. As a boy he attended Trinity College, Dublin. In 1780 he married Charlotte Armstrong of Twickenham. They had two children, Edward Crosbie and Mary Crosbie.
Richard Crosbie often discussed the idea of flight with friends and colleagues prior to the Montgolfier brothers invention of the hot air balloon in 1783. The success of the french brothers inspired Richard Crosbie to create his own means of flight, and was determined to become the first person to cross a sea by crossing the Irish Sea using a hydrogen balloon. He first tested his idea by flying a balloon 12 feet in diameter for multiple days in the Ranelagh Gardens, Dublin. After multiple successful tests of flying animals in his balloon, Richard Crosbie became the first man to fly from Irish soil on 19 July 1785. Unfortunately
Richard Crosbie died in 1824.
Louisa Dona Crosbie was the daughter of Sir Edward William Crosbie, Fifth Baronet of Marborough (1755-1798).
Henry Crosbie, son of Edward William Crosbie and Eliza Ussher, was born in Liverpool, Lancashire, England in January of 1823. He lived most of his adult life in Liverpool.
Elizabeth 'Eliza' Neville was born in Newry, County Armagh, around the year 1795. She married first to a Mister Usher in 1811, and they had two sons: Sheldon Usher (b. 1811), and Richard Usher. Secondly, Elizabeth married Edward William Crosbie around the year 1821. They had three children: William Crosbie (d. 1860); Elizabeth Ellen Crosbie (b. 1827); and Mary Louisa Crosbie.
Edward William Crosbie, son of Edward William Crosbie and Eliza Usher, was born in Liverpool, Lancashier, England in 1828. He married Adeline Moore, daughter of John Moore, in Dublin on 17 Jul 1855. They had a daughter named Ada Crosbie.
Edward William Crosbie, eldest son of Sir Edward William Crosbie, 5th Baronet of Maryborough (1755-1798) and Margaret Patience Ferguson, was born around the year 1785. Though his parents marriage was absolved in 1790, he retained the surname of Crosbie and lived on good terms with his father. In 1921 married the widow Eliza Ussher, née Neville, of Newry, County Armagh. She had two sons by her previous marriage, Sheldon Ussher (b. 1811) and Richard Ussher (b. 1812), and Edward William Crosbie raised them as his own in addition to his and Eliza's four children: Henry Crosbie (b. 1823, Mary Louisa Crosbie (1824-1887); Elizabeth Ellen Ferguson Crosbie (b. 1827); and Edward William Crosbie (b. 1828). Edward William Crosbie died at his home in Liverpool, on 31 December 1839.