1973 Rothmans Canadian Open
Date	August 20–26
Edition	84th
Surface	Clay / outdoor
Location	Toronto, Ontario, Canada
Venue	Toronto Lawn Tennis Club
Champions
Men's singles
Tom Okker[1]
Women's singles
Evonne Goolagong
Men's doubles
Rod Laver / Ken Rosewall[2]
Women's doubles
Evonne Goolagong / Peggy Michel
← 1972 · Canadian Open · 1974 →

The 1973 Rothmans Canadian Open was a tennis tournament played on outdoor clay courts at the Toronto Lawn Tennis Club^[3] in Toronto in Canada that was part of the 1973 Commercial Union Assurance Grand Prix and of the 1973 WTA Tour. The tournament was held from August 20 through August 26, 1973. Tom Okker and Evonne Goolagong won the singles titles.^[4][5]

Finals

Men's singles

Tom Okker defeated Manuel Orantes 6–3, 6–2, 6–1

• It was Okker's 12th title of the year and the 45th of his career.

Women's singles

Evonne Goolagong defeated Helga Niessen Masthoff 7–6, 6–4

• It was Goolagong's 6th title of the year and the 37th of her career.

Men's doubles

Rod Laver / Ken Rosewall defeated Owen Davidson / John Newcombe 7–5, 7–6

• It was Laver's 9th title of the year and the 45th of his career. It was Rosewall's 6th professional title of the year and the 28th of his career.

Women's doubles

Evonne Goolagong / Peggy Michel defeated Martina Navrátilová / Helga Niessen Masthoff 6–3, 6–2

• It was Goolagong's 7th title of the year and the 38th of her career. It was Michel's 1st title of the year and the 1st of her career.