| As of 1 January 1984 |
| Rk |
Name |
Nation |
| 1 |
John McEnroe |
|
| 2 |
Ivan Lendl |
|
| 3 |
Jimmy Connors |
|
| 4 |
Mats Wilander |
|
| 5 |
Yannick Noah |
|
| 6 |
Jimmy Arias |
|
| 7 |
José Higueras |
|
| 8 |
José Luis Clerc |
|
| 9 |
Kevin Curren |
|
| 10 |
Gene Mayer |
|
| 11 |
Guillermo Vilas |
|
| 12 |
Bill Scanlon |
|
| 13 |
Eliot Teltscher |
|
| 14 |
Andrés Gómez |
|
| 15 |
Johan Kriek |
|
| 16 |
Tim Mayotte |
|
| 17 |
Tomáš Šmíd |
|
| 18 |
Sandy Mayer |
|
| 19 |
Anders Järryd |
|
| 20 |
Vitas Gerulaitis |
|
|
| Year-end rankings (December 1984) |
| Rk |
Name |
Nation |
Points |
High |
Low |
Change |
| 1 |
John McEnroe |
|
3,393 |
|
|
= |
| 2 |
Jimmy Connors |
|
2,903 |
|
|
+1 |
| 3 |
Ivan Lendl |
|
2,714 |
|
|
–1 |
| 4 |
Mats Wilander |
|
2,450 |
|
|
= |
| 5 |
Andrés Gómez |
|
2,223 |
|
|
+9 |
| 6 |
Anders Järryd |
|
|
|
|
+13 |
| 7 |
Henrik Sundström |
|
|
|
|
+16 |
| 8 |
Pat Cash |
|
|
|
|
+30 |
| 9 |
Eliot Teltscher |
|
|
|
|
+4 |
| 10 |
Yannick Noah |
|
|
|
|
–5 |
| 11 |
Joakim Nyström |
|
|
|
|
+16 |
| 12 |
Aaron Krickstein |
|
|
|
|
+82 |
| 13 |
Johan Kriek |
|
|
|
|
+2 |
| 14 |
Jimmy Arias |
|
|
|
|
–8 |
| 15 |
Kevin Curren |
|
|
|
|
–6 |
| 16 |
Tomáš Šmíd |
|
|
|
|
+1 |
| 17 |
Vitas Gerulaitis |
|
|
|
|
+3 |
| 18 |
Gene Mayer |
|
|
|
|
–8 |
| 19 |
Juan Aguilera |
|
|
|
|
+45 |
| 20 |
Stefan Edberg |
|
|
|
|
+33 |
|