The following teams will earn exemptions into the John R. Williams Invitational:
- Championship Division: Top 16 teams (and ties) from the past 2 JRWs
- Championship Division: Past Champion Teams (last 10 years)
- Senior Division: Top 4 teams (and ties) from the past 2 JRWs
- Senior Division: Past Champion Teams (last 5 years)
To register as an exempt team, your team must be identical to the team that secured the exemption. No individual exemptions are being granted. Exempt teams may click on the appropriate tab on the home screen above to register for the 2018 Williams. You will receive confirmation of your registration and appropriate payment information at that time.
| 2017 Top 16 Teams (Championship Division) | ||
| 1st | Eric Rustand | Clark Rustand |
| T2 | Kyle Moran | Charlie Waddell |
| T2 | Garrett Rank | Simon McInnis |
| T4 | Michael Affeldt | Chris Sekella |
| T4 | Shane Heise | Scott Loving |
| T4 | Jimmy Delp | Benjamin Keefer |
| T7 | Jamie Miller | Billy Hanes |
| T7 | Shawn Baker | Davidde Giordano |
| T7 | Mark Elgner | Craig Sinclair |
| T10 | Zan Banks | Harold Wyatt |
| T10 | Jason Pool | Starell Cox |
| T10 | Daniel Russo | Tim Saur |
| T10 | Stephen Hale | DJ Fernando |
| T14 | Mike May | David May |
| T14 | Danny Riskam | Pete Mangold |
| T14 | David Poteet | Mike Cromer |
| 2016 Top 16 Teams (Championship Division) | ||
| 1st | John Hunter | Kyle Nathan |
| T2 | Eric Rustand | Clark Rustand |
| T2 | Billy Hanes | Billy Gaffney |
| 4th | Michael Carrig | Brian Kumiega |
| 5th | Chris McCuaig | Pat Lindsay |
| T6 | Wade Sarkis | James Scorse |
| T6 | Mark Elgner | Craig Sinclair |
| 8th | Mike May | David May |
| T9 | John Simpson | Tony Hejna |
| T9 | Matthew Crenshaw | William Cassetta |
| T11 | Kyle Moran | Charlie Waddell |
| T11 | Ryan Greer | Nick South |
| T13 | Scott Campbell | Jonathon Hill |
| T13 | William Smith | Artie Fink |
| T13 | Shane Heise | Craig Hurlbert |
| T13 | Adam Folco | Phil Patterson |
| T13 | Dan Russo | Dan Abbondandolo |
| T13 | Bill Hutcheson | Dan Keogh |
| Championship Division Winners Last 10 Years (2008-2017) | ||
| 2017 | Eric Rustand | Clark Rustand |
| 2016 | John Hunter | Kyle Nathan |
| 2015 | Garrett Rank | Simon McInnis |
| 2014 | Nick Palladino | Oliver White |
| 2013 | Dave Poteet | Mike Cromer |
| 2012 | Ronald DeNunzio | David DeNunzio |
| 2011 | Rob Cowan | Dave Bunker |
| 2010 | Arnold Cutrell | Frank Fairman |
| 2009 | Rob Cowan | Tyler McDannold |
| 2008 | Arnold Cutrell | Frank Fairman |
| 2017 Top 4 Teams (Senior Division) |
| 1st | John Kircher | Mike Jaros |
| 2nd | Mark Chylinski | Jim Mueller |
| 3rd | Allen Peake | Chris Hall |
| 4th | William Charpek | John O’Malley |
| 2016 Top 4 Teams (Senior Division) |
| 1st | Tom Blank | Mark Dugan |
| 2nd | Mark Chylinski | Jim Mueller |
| 3rd | James McCord | John McCord |
| 4th | Jim Quinn | Don Gafner |
| Senior Division Winners Last 5 Years (2013-2017) | ||
| 2017 | John Kircher | Mike Jaros |
| 2016 | Tom Blank | Mark Dugan |
| 2015 | Don Erickson III | John Benson |
| 2014 | Tom Blank | Mark Dugan |
| 2013 | Lee Dennis | Mel Mendenhall |