Edward Michael Pakenham, 2nd Baron Longford (1 April 1743 – 3 June 1792) was a Royal Navy officer and politician.

His parents had seven children, including Sir Thomas Pakenham, a Royal Navy officer.

He served during the Seven Years' War taking part in naval engagements off the coasts of West Africa and North America.

After he returned home following the Treaty of Paris he briefly represented County Longford in the Irish House of Commons between 1765 and 1766.

[2] In January 1778 he returned to active service during the American War of Independence, serving in the English Channel and Mediterranean Sea.