The 8th New Brunswick Legislative Assembly represented New Brunswick between January 30, 1821, and 1827.
The assembly sat at the pleasure of the Lieutenant Governor of New Brunswick George S. Smyth. Howard Douglas became lieutenant governor in 1824.
The speaker of the house was selected as William Botsford. In 1824, after Botsford was appointed a judge, Ward Chipman, Jr. was elected speaker. Harry Peters succeeded Chipman as speaker in 1826.