James Colvin (1844 – 29 October 1919) was a New Zealand Member of Parliament for Buller, in the South Island.

Unknown to his interrogator James Colvin was carrying 2,000 pounds worth of gold on his saddle, and managed to pass unmolested.

[2] Colvin stood in the Buller electorate in the 1896 election but was defeated by Patrick O'Regan.

[10] Colvin was killed at 10 pm on 29 October 1919 by a tram as he left Parliament House.

[4] Parliament was still sitting, and the news reached the debating chamber within 15 minutes, which resulted in the immediate adjournment of proceedings.