Plymouth, Devonport was, from 1832 until 2010, a borough constituency represented in the House of Commons of the Parliament of the United Kingdom. It covered part of the city of Plymouth in South West England, including the former borough of Devonport.

John Romilly, 1st Baron Romilly PC, known as Sir John Romilly between 1848 and 1866, was an English Whig politician and judge. He served in Lord John Russell's first administration as Solicitor-General from 1848 to 1850 and as Attorney-General from 1850 and 1851. The latter year he was appointed Master of the Rolls, a post he held until 1873. Knighted in 1848, he was ennobled as Baron Romilly in 1866.