Rona Una McKenzie (20 August 1922 – 24 July 1999) was a New Zealand cricketer.
She played in seven women's Test matches in the period 1954 to 1960/1, captaining in them all.
McKenzie's highest score was 61 as she scored 295 runs at an average of 22.69, and she took 8 wickets at 26.75 with her right-arm medium pace.
McKenzie's best bowling was 4 for 18.
Her first Test series was on the 1954 tour of England.
She played in all three Tests, losing the series one-nil.
1956/7 saw a tour to Australia, and one Test, which was lost.
England toured New Zealand in 1957/8 playing two drawn Tests, and Australia in 1960/1, when one drawn Test was played.
In the 1975 New Year Honours, McKenzie was appointed a Member of the Order of the British Empire, for services to women's cricket.