The 9th Aintree 200 was a Formula One motor race held on 18 April 1964 at Aintree Circuit, Merseyside. The race was run over 67 laps of the circuit, and was won by Australian driver Jack Brabham in a Brabham BT7-Climax. BRM driver Graham Hill started from pole position and finished second, and Lotus driver Peter Arundell was third. Arundell's team mate Jim Clark set fastest lap.

1964 Aintree 200
Non-championship race in the 1964 Formula One season
Race details
Date	18 April 1964
Official name	IX Aintree 200
Location	Aintree Circuit, Merseyside
Course	Permanent racing facility
Course length	4.828 km (3 miles)
Distance	67 laps, 323.476 km (201 miles)
Pole position
Driver	Graham Hill	BRM
Time	1:53.8
Fastest lap
Driver	Jim Clark	Lotus-Climax
Time	1:52.2
Podium
First	Jack Brabham-Climax	Brabham
Second	Graham Hill	BRM
Third	Peter Arundell	Lotus-Climax

During most of the race, Brabham duelled for the lead with Clark, but the Australian won easily after Clark was obstructed by André Pilette and crashed on lap 47.

There was also a class for Formula Two cars in this race, which was won by Lotus driver Mike Spence after the two cars in front of him retired on the last lap; Brian Hart suffering a driveshaft failure and Alan Rees running out of fuel.

This was the last occasion on which the BARC 200 was held at Aintree, and the last occasion on which it was run as a Formula One race.