Ronald McKenzie was a New Zealand professional tennis player who reached the final of Auckland Invitation in 1960, where he lost to Roy Emerson 6–3, 6–1, 6–1.

[2] McKenzie, John Barry and Jeff Robson formed the 1947 New Zealand Davis Cup team, and they travelled to Europe by container ship.

Their training on the deck of the freighter came to an end when they lost all their tennis balls overboard.

[3] One of McKenzie's more notable appearances resulted on this journey when he turned around a 2 nil lead by Norway into a 3 to 2 win by his team in the 1947 Davis Cup.

[2] He played the Wimbledon Championships that year and was beaten by Enrique Morea from Argentina in the second round.