Thomas Pakenham, 2nd Earl of Longford Silchester in the County of Southampton, in the Peerage of the United Kingdom, which gave him and his descendants an automatic seat in the House of Lords. Lord Longford married Lady Georgiana Emma Charlotte Lygon, daughter of William Lygon, 1st Earl Beauchamp, in 1817. They had several children. Their third son the Honourable Thomas Alexander Pakenham was a rear-admiral in the Royal Navy and the father of Admiral Sir William Pakenham. Their seventh and youngest son the Honourable Sir Francis Pakenham was a diplomat and notably served as Ambassador to Sweden. Longford died in May 1835, aged 61, and was
Shire of Pakenham remaining rural area was renamed the Shire of Pakenham on 1 September 1974. On 15 December 1994, the Shire of Pakenham was abolished, and, along with parts of the City of Cranbourne (Koo Wee Rup and Lang Lang) and the Shire of Sherbrooke (around Emerald and Cockatoo), was merged into the newly created Shire of Cardinia. Council met at the Shire Offices, in Duncan Drive, Pakenham. The facility is now the headquarters for the Shire of Cardinia. The Shire of Pakenham was divided into four ridings on 1 April 1988, each of which elected three councillors: Outer Metropolitan: Rural: Shire