The 30th New Brunswick Legislative Assembly represented New Brunswick between March 23, 1899, and February 5, 1903.
Abner Reid McClelan served as Lieutenant-Governor of New Brunswick until January 1902 when he was succeeded by Jabez Bunting Snowball.
C.W. Robinson was chosen as speaker.
The Liberal Party led by Henry Emmerson formed the government. Lemuel John Tweedie became party leader in 1907 when Emmerson entered federal politics.