The 1978 Queen's Club Championships, also known by its sponsored name Rawlings International, was a men's tennis tournament played on outdoor grass courts at the Queen's Club in London in the United Kingdom that was part of the 1978 Colgate-Palmolive Grand Prix circuit.

It was the 76th edition of the tournament and was held from 19 June through 24 June 1978.

Unseeded Tony Roche won the singles title.

[3] Tony Roche defeated John McEnroe 8–6, 9–7 Bob Hewitt / Frew McMillan defeated Fred McNair / Raúl Ramírez 6–2, 7–5