| Details | |
|---|---|
| Duration | 20 January 1986 – 7 December 1986 | 
| Edition | 9th | 
| Tournaments | 54 | 
| Achievements (singles) | |
| ← 1985   1987 → | |
The ATP Challenger Series is the second-tier tour for professional tennis organised by the Association of Tennis Professionals (ATP). The 1986 ATP Challenger Series calendar comprises 54 tournaments, with prize money ranging from $25,000 up to $75,000. [1]
| Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists | 
|---|---|---|---|---|---|
| January 6 | No tournaments scheduled. | ||||
| January 13 | No tournaments scheduled. | ||||
| January 20 | Guarujá Challenger Guarujá, Brazil $75,000 – clay – 32S/16D Singles draw – Doubles draw |  Cássio Motta 6–1, 1–6, 6–1 |  Carlos Kirmayr |  Nelson Aerts  Francisco Maciel |  Juan Avendaño  Luiz Mattar  Ronnie Båthman  Eduardo Masso | 
|  Carlos Kirmayr  Cássio Motta 6–3, 6–2 |  Alejandro Ganzábal  Raúl Viver | ||||
| January 27 | Viña del Mar Challenger Viña del Mar, Chile $25,000 – clay – 32S/16D Singles draw – Doubles draw |  Hans Gildemeister 6–1, 6–0 |  Lawson Duncan |  Gerardo Vacarezza  Pablo Arraya |  Gustavo Guerrero  Juan Avendaño  Alejandro Ganzábal  Alex Stepanek | 
|  Gustavo Luza  Gustavo Tiberti 6–1, 6–2 |  Craig Campbell  Carlos di Laura | ||||
| Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists | 
|---|---|---|---|---|---|
| August 4 | Raleigh Challenger Raleigh, United States $25,000 – clay – 32S/16D Singles draw – Doubles draw |  Jimmy Brown 7–6, 6–3 |  Mel Purcell |  Jay Berger  Jim Gurfein |  Jim Pugh  Ricardo Acioly  Richey Reneberg  Richard Matuszewski | 
|  Rick Leach  Jim Pugh 6–4, 6–3 |  Mark Basham  Ron Erskine | ||||
| August 11 | Knokke Challenger Knokke, Belgium $25,000 – clay – 32S/16D Singles draw – Doubles draw |  Gerardo Vacarezza 6–3, 6–3 |  Christer Allgårdh |  Bernard Boileau  Peter Lindgren |  Juan Carlos Rodríguez  Srinivasan Vasudevan  Sérgio Ribeiro  Mike Walker | 
|  Danilo Marcelino  Héctor Ortiz 6–4, 6–7, 6–3 |  Alain Brichant  Jan Vanlangendonck | ||||
| New Haven Challenger New Haven, United States $25,000 – hard – 32S/16D Singles draw – Doubles draw |  Brad Pearce 1–6, 7–6, 6–0 |  Ben Testerman |  Jim Pugh  Ricky Brown |  Bill Scanlon  Brian Levine  Jay Lapidus  Tomm Warneke | |
|  Marc Flur  Brad Pearce 6–2, 6–4 |  Rick Leach  Tim Pawsat | ||||
| August 18 | No tournaments scheduled. | ||||
| August 25 | No tournaments scheduled. | ||||
| Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists | 
|---|---|---|---|---|---|
| October 6 | No tournaments scheduled. | ||||
| October 13 | Grand Prix Hassan II Casablanca, Morocco $50,000 – clay – 32S/16D Singles draw – Doubles draw |  Hans Schwaier 6–3, 6–3 |  Jörgen Windahl |  Arafa Chekrouni  Tarik Benhabiles |  Jay Berger  Wolfgang Popp  Mark Dickson  Juan Avendaño | 
|  Agustín Moreno  Larry Scott 7–5, 6–2 |  Tore Meinecke  Ricki Osterthun | ||||
| October 20 | No tournaments scheduled. | ||||
| October 27 | Chilean Open Santiago, Chile $25,000 – clay – 32S/16D Singles draw – Doubles draw |  Pablo Arraya 2–6, 7–6, 6–0 |  Mark Dickson |  Derek Tarr  Hugo Chapacú |  Hans Gildemeister  Gerardo Vacarezza  Mark Buckley  Alejandro Ganzábal | 
|  Ricardo Acuña  Hans Gildemeister 7–6, 7–6 |  Mark Dickson  Derek Tarr | ||||
| Fukuoka Challenger Fukuoka, Japan $25,000 – hard – 32S/16D Singles draw – Doubles draw |  Leif Shiras 6–3, 1–6, 7–6 |  Jim Grabb |  Cary Stansbury  Steve Guy |  Rick Rudeen  Olli Rahnasto  Danny Saltz  Paul Chamberlin | |
|  Jim Grabb  Larry Stefanki 6–1, 6–3 |  David Dowlen  Leif Shiras | ||||
| Week of | Tournament | Champions | Runners-up | Semifinalists | Quarterfinalists | 
|---|---|---|---|---|---|
| December 1 | Ikeja Challenger Ikeja, Nigeria $25,000 – clay – 32S/16D Singles draw – Doubles draw |  Stanislav Birner 4–6, 6–3, 6–3 |  Bernhard Pils |  Jason Goodall  Srinivasan Vasudevan |  Nduka Odizor  Tony Mmoh  Paul Torre  Nick Fulwood | 
|  Tony Mmoh  Nduka Odizor 6–4, 7–6 |  Yahiya Doumbia  Mike Smith | ||||
| Rio de Janeiro-2 Challenger Rio de Janeiro, Brazil $50,000 – hard – 32S/16D Singles draw – Doubles draw |  Cássio Motta 6–2, 6–3 |  Carlos Kirmayr |  Ivan Kley  Roberto Saad |  Alexandre Hocevar  Javier Frana  Luiz Mattar  Danilo Marcelino | 
These tables present the number of singles (S) and doubles (D) titles won by each player and each nation during the season, within all the tournament categories of the 1986 ATP Challenger Series. The players/nations are sorted by: (1) total number of titles (a doubles title won by two players representing the same nation counts as only one win for the nation); (2) a singles > doubles hierarchy; (3) alphabetical order (by family names for players).
| Total | Nation | S | D | 
|---|---|---|---|
| 27 |  United States  (USA) | 11 | 16 | 
| 13 |  Brazil  (BRA) | 6 | 7 | 
| 9 |  Sweden  (SWE) | 4 | 5 | 
| 8 |  West Germany  (FRG) | 4 | 4 | 
| 6 |  Czechoslovakia  (TCH) | 2 | 4 | 
| 6 |  Argentina  (ARG) | 1 | 5 | 
| 5 |  Italy  (ITA) | 3 | 2 | 
| 5 |  Nigeria  (NGR) | 3 | 2 | 
| 5 |  Australia  (AUS) | 1 | 4 | 
| 4 |  Chile  (CHI) | 3 | 1 | 
| 4 |  Spain  (ESP) | 3 | 1 | 
| 3 |  Austria  (AUT) | 3 | 0 | 
| 3 |  Peru  (PER) | 2 | 1 | 
| 3 |  New Zealand  (NZL) | 1 | 2 | 
| 2 |  Finland  (FIN) | 1 | 1 | 
| 2 |  Israel  (ISR) | 1 | 1 | 
| 2 |  Netherlands  (NED) | 1 | 1 | 
| 2 |  Great Britain  (GBR) | 0 | 2 | 
| 2 |  Mexico  (MEX) | 0 | 2 | 
| 2 |  South Africa  (RSA) | 0 | 2 | 
| 2 |  Switzerland  (SUI) | 0 | 2 | 
| 1 |  France  (FRA) | 1 | 0 | 
| 1 |  India  (IND) | 1 | 0 | 
| 1 |  Japan  (JPN) | 1 | 0 | 
| 1 |  Yugoslavia  (YUG) | 1 | 0 | 
| 1 |  China  (CHN) | 0 | 1 | 
| 1 |  Iran  (IRN) | 0 | 1 | 
| 1 |  Soviet Union  (URS) | 0 | 1 | 
| 1 |  Uruguay  (URU) | 0 | 1 |