Claudio Panatta and Tomáš Šmíd were the defending champions, but did not participate this year.
Bob Hewitt and Frew McMillan were the defending champions, but Hewitt did not participate this year.
 McMillan partnered Bob Carmichael, losing in the semifinals.
Tomáš Šmíd and Mark Woodforde were the defending champions, but Woodforde did not participate this year.
 Šmíd partnered Petr Korda.
Tomáš Šmíd (born May 20, 1956 in Plzeň) is a former tennis player from Czechoslovakia, who won nine singles titles during his career.
 In doubles, he won fifty-four titles and was World No. 1 in doubles from December 17, 1984 to August 11, 1985.
 The right-hander reached his highest ATP singles ranking of World No. 11 in July 1984.
 Šmíd participated in 31 Davis Cup ties for Czechoslovakia from 1977–1989, posting a 20-10 record in doubles and a 22-15 record in singles.
The Men's Doubles tournament at the 1984 French Open was held from 26 May until 10 June 1984 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
 Henri Leconte and Yannick Noah won the title, defeating Pavel Složil and Tomáš Šmíd in the final.
Frew Donald McMillan (born 20 May 1942) is a former professional male tennis player from South Africa who won five major doubles championships including three Wimbledons with Bob Hewitt.
 Altogether, he won 63 doubles titles, surpassed only by the Bryan brothers, Todd Woodbridge, John McEnroe and Tom Okker.
 He was also ranked No.1 in Doubles on the ATP Computer for a significant period from 1977 to 1979 when he was aged 37.
Tomáš Šmíd was the defending champion, but lost in the first round this year.
Mansour Bahrami and Tomáš Šmíd were the defending champions, but Šmíd did not participate this year.
 Bahrami partnered Guillermo Pérez Roldán, finishing runner-up.
John Letts (born May 11, 1964), is a former professional tennis player from the United States.
 He enjoyed most of his tennis success while playing doubles.
 During his career, he won seven ATP tour doubles titles and reached four ATP tour doubles finals.
 He also reached the quarterfinals of the 1985 Australian Open in doubles knocking out the 3rd seeded team of Tomáš Šmíd and John Fitzgerald in the second round.
Bob Hewitt and Frew McMillan were the defending champions but only McMillan competed that year with Colin Dibley.

Question: Who was born later, Tomáš Šmíd or Frew McMillan?
Answer: Tomáš Šmíd