Background
Chaloner was the son of Richard Penruddocke Long, an Member of Parliament from 1859 to 1868, and younger brother of Walter Long, 1st Viscount Long.
Chaloner was the son of Richard Penruddocke Long, an Member of Parliament from 1859 to 1868, and younger brother of Walter Long, 1st Viscount Long.
Chaloner was educated at Winchester College and the Royal Military College, Sandhurst.
His family owned Rood Ashton House in Wiltshire and had lived in the county since the end of the 14th century. Chaloner"s maternal grandfather was William Dick, a member for Wicklow from 1852 to 1880. In 1888, he assumed the surname of Chaloner by Royal licence, this was in accordance with the will of his maternal great-uncle Admiral Thomas Chaloner, who had inherited the Gisborough estate and Gisborough Hall through his mother, a descendant of Robert de Brus.
Chaloner was educated at Winchester College and the Royal Military College, Sandhurst where he became Captain of the 3rd Hussars.
He served in the Second Anglo-Afghan War and in the Second Boer War. Their elder son, Richard, died in France in 1917 while guarding German prisoners of war.
Richard Chaloner was first elected to Parliament for Westbury in the 1895 general election. At the next general election in 1900, he was defeated by the Liberal candidate John Fuller.
In the January 1910 general election, Chaloner was re-elected to Parliament succeeding the Liberal Member of Parliament J. East. B. Seely in the constituency of Liverpool Abercromby.
He retained this seat until 18 June 1917, when he was made Steward of the Chiltern Hundreds, a post that expelled him from the Commons, thus effectively resigning from the Commons. A by-election was held in Liverpool Abercromby to replace him.