| 
 | 
| Youngest in Top 5 | |||
|---|---|---|---|
| 1 | Michael Chang | 1989 | 17y 9m | 
| 2 | Bjorn Borg | 1974 | 18y 6m | 
| 3 | Andre Agassi | 1988 | 18y 7m | 
| 4 | Boris Becker | 1986 | 19y 0m | 
| 5 | Mats Wilander | 1983 | 19y 3m | 
| 6 | Pete Sampras | 1990 | 19y 4m | 
| 7 | Rafael Nadal | 2005 | 19y 6m | 
| 8 | John McEnroe | 1978 | 19y 9m | 
| 9 | Stefan Edberg | 1985 | 19y 10m | 
| 10 | Novak Djokovic | 2007 | 20y 6m | 
| Oldest in Top 5 | |||
|---|---|---|---|
| 1 | Rod Laver | 1974 | 36y 4m | 
| 2 | Jimmy Connors | 1987 | 35y 3m | 
| 3 | Andre Agassi | 2003 | 33y 7m | 
| 4 | Arthur Ashe | 1975 | 32y 5m | 
| 5 | Ivan Lendl | 1991 | 31y 9m | 
| 6 | David Ferrer | 2013 | 31y 8m | 
| 7 | Roger Federer | 2012 | 31y 4m | 
| 8 | John McEnroe | 1989 | 30y 9m | 
| 9 | John Newcombe | 1974 | 30y 6m | 
| 10 | Ilie Nastase | 1976 | 30y 4m | 
| Youngest in Top 10 | |||
|---|---|---|---|
| 1 | Michael Chang | 1989 | 17y 9m | 
| 2 | Boris Becker | 1985 | 18y 0m | 
| 3 | Mats Wilander | 1982 | 18y 3m | 
| 4 | Bjorn Borg | 1974 | 18y 6m | 
| 5 | Andre Agassi | 1988 | 18y 7m | 
| 6 | Goran Ivanisevic | 1990 | 19y 3m | 
| 7 | Andrei Medvedev | 1993 | 19y 3m | 
| 8 | Jimmy Arias | 1983 | 19y 3m | 
| 9 | Pete Sampras | 1990 | 19y 4m | 
| 10 | Rafael Nadal | 2005 | 19y 6m | 
| Oldest in Top 10 | |||
|---|---|---|---|
| 1 | Ken Rosewall | 1975 | 41y 1m | 
| 2 | Rod Laver | 1975 | 37y 4m | 
| 3 | Arthur Ashe | 1979 | 36y 5m | 
| 4 | Jimmy Connors | 1988 | 36y 3m | 
| 5 | Andre Agassi | 2005 | 35y 7m | 
| 6 | Ivan Lendl | 1992 | 32y 9m | 
| 7 | Roger Federer | 2013 | 32y 4m | 
| 8 | David Ferrer | 2013 | 31y 8m | 
| 9 | Ilie Nastase | 1977 | 31y 4m | 
| 10 | John McEnroe | 1989 | 30y 9m | 
| Youngest in Top 25 | |||
|---|---|---|---|
| 1 | Aaron Krickstein | 1984 | 17y 4m | 
| 2 | Bjorn Borg | 1973 | 17y 6m | 
| 3 | Andre Agassi | 1987 | 17y 7m | 
| 4 | Michael Chang | 1989 | 17y 9m | 
| 5 | Boris Becker | 1985 | 18y 0m | 
| 6 | Guillermo Perez-Roldan | 1987 | 18y 1m | 
| 7 | Andrei Medvedev | 1992 | 18y 3m | 
| 8 | Mats Wilander | 1982 | 18y 3m | 
| 9 | Jimmy Arias | 1982 | 18y 3m | 
| 10 | Lleyton Hewitt | 1999 | 18y 9m | 
| Oldest in Top 25 | |||
|---|---|---|---|
| 1 | Ken Rosewall | 1977 | 43y 1m | 
| 2 | Rod Laver | 1975 | 37y 4m | 
| 3 | Jimmy Connors | 1989 | 37y 3m | 
| 4 | Roy Emerson | 1973 | 37y 1m | 
| 5 | Arthur Ashe | 1979 | 36y 5m | 
| 6 | Tommy Haas | 2013 | 35y 8m | 
| 7 | Andre Agassi | 2005 | 35y 7m | 
| 8 | Cliff Drysdale | 1976 | 35y 6m | 
| 9 | Stan Smith | 1981 | 35y 0m | 
| 10 | John Newcombe | 1978 | 34y 6m | 
| Youngest in Top 50 | |||
|---|---|---|---|
| 1 | Michael Chang | 1988 | 16y 9m | 
| 2 | Aaron Krickstein | 1984 | 17y 4m | 
| 3 | Bjorn Borg | 1973 | 17y 6m | 
| 4 | Rafael Nadal | 2003 | 17y 6m | 
| 5 | Pat Cash | 1982 | 17y 6m | 
| 6 | Andre Agassi | 1987 | 17y 7m | 
| 7 | Kent Carlsson | 1985 | 17y 11m | 
| 8 | Billy Martin | 1974 | 17y 11m | 
| 9 | Boris Becker | 1985 | 18y 0m | 
| 10 | Jaime Yzaga | 1985 | 18y 1m | 
| 11 | Guillermo Perez-Roldan | 1987 | 18y 1m | 
| 12 | Goran Ivanisevic | 1989 | 18y 3m | 
| 13 | Andrei Medvedev | 1992 | 18y 3m | 
| 14 | Mats Wilander | 1982 | 18y 3m | 
| 15 | Horst Skoff | 1986 | 18y 3m | 
| Oldest in Top 50 | |||
|---|---|---|---|
| 1 | Ken Rosewall | 1978 | 44y 1m | 
| 2 | Jimmy Connors | 1991 | 39y 3m | 
| 3 | Marty Riessen | 1979 | 38y 0m | 
| 4 | Cliff Drysdale | 1978 | 37y 6m | 
| 5 | Rod Laver | 1975 | 37y 4m | 
| 6 | Roy Emerson | 1973 | 37y 1m | 
| 7 | Arthur Ashe | 1979 | 36y 5m | 
| 8 | Nikola Pilic | 1975 | 36y 3m | 
| 9 | Bob Hewitt | 1975 | 35y 11m | 
| 10 | Tommy Haas | 2013 | 35y 8m | 
| 11 | Andre Agassi | 2005 | 35y 7m | 
| 12 | Jairo Velasco | 1982 | 35y 7m | 
| 13 | Gianluca Pozzi | 2000 | 35y 5m | 
| 14 | Fred Stolle | 1973 | 35y 2m | 
| 15 | Radek Stepanek | 2013 | 35y 0m | 
| Youngest in Top 100 | |||
|---|---|---|---|
| 1 | Aaron Krickstein | 1983 | 16y 4m | 
| 2 | John Austin | 1973 | 16y 4m | 
| 3 | Andre Agassi | 1986 | 16y 7m | 
| 4 | Michael Chang | 1988 | 16y 9m | 
| 5 | Boris Becker | 1984 | 17y 0m | 
| 6 | Mats Wilander | 1981 | 17y 3m | 
| 7 | Jimmy Arias | 1981 | 17y 3m | 
| 8 | Pete Sampras | 1988 | 17y 4m | 
| 9 | Richard Gasquet | 2003 | 17y 5m | 
| 10 | Bjorn Borg | 1973 | 17y 6m | 
| 11 | Rafael Nadal | 2003 | 17y 6m | 
| 12 | Pat Cash | 1982 | 17y 6m | 
| 13 | Jimmy Brown | 1982 | 17y 7m | 
| 14 | Javier Soler | 1978 | 17y 8m | 
| 15 | Lleyton Hewitt | 1998 | 17y 9m | 
| 16 | Stefan Edberg | 1983 | 17y 10m | 
| 17 | Guy Forget | 1982 | 17y 11m | 
| 18 | Kent Carlsson | 1985 | 17y 11m | 
| 19 | Billy Martin | 1974 | 17y 11m | 
| 20 | Fabrice Santoro | 1990 | 18y 0m | 
| Oldest in Top 100 | |||
|---|---|---|---|
| 1 | Ken Rosewall | 1978 | 44y 1m | 
| 2 | Jimmy Connors | 1992 | 40y 3m | 
| 3 | Marty Riessen | 1980 | 39y 0m | 
| 4 | Rod Laver | 1976 | 38y 4m | 
| 5 | Nikola Pilic | 1977 | 38y 3m | 
| 6 | Roy Emerson | 1974 | 38y 1m | 
| 7 | Bob Hewitt | 1977 | 37y 11m | 
| 8 | Cliff Drysdale | 1978 | 37y 6m | 
| 9 | Barry Phillips-Moore | 1974 | 37y 5m | 
| 10 | Fabrice Santoro | 2009 | 37y 0m | 
| 11 | Jaime Fillol Sr. | 1982 | 36y 6m | 
| 12 | Mark Cox | 1979 | 36y 5m | 
| 13 | Arthur Ashe | 1979 | 36y 5m | 
| 14 | Colin Dibley | 1980 | 36y 2m | 
| 15 | Francois Jauffret | 1977 | 35y 10m | 
| 16 | Tom Okker | 1979 | 35y 9m | 
| 17 | Jonas Bjorkman | 2007 | 35y 8m | 
| 18 | Tommy Haas | 2013 | 35y 8m | 
| 19 | Andre Agassi | 2005 | 35y 7m | 
| 20 | Michael Russell | 2013 | 35y 7m |