Defending champion Justin Thomas will play the first two rounds of the US PGA Championship with former champions Rory McIlroy and Collin Morikawa.
The trio teeed off on Thursday’s first round on the 10th hole at 1.11pm BST.
Masters winner Jon Rahm, US Open winner Matt Fitzpatrick and Open champion Cameron Smith also play together.
World number two Scottie Scheffler is out with two-time winner Brooks Koepka, while 2021 champion Phil Mickelson is among the latest starters.
His fellow American Jordan Spieth, who will end his Grand Slam career with a victory at Oak Hill, plays with Irishman Shane Lowry, Norwegian Viktor Hovland.
First round tee times – Thursday 18 May (every hour BST)
From the first hole:
12:00 Steve Alker (NZ), Shaun Micheel (USA), Braden Shattuck (USA)
12:11 Joel Dahmen (USA), Chris French (USA), Ben Griffin (USA)
12:22 Wyndham Clark (USA), Nicolas Echavarria (Col), Wyatt Worthington II (USA)
12:33 Ryan Fox (NZ), Tom Hoge (US), Lee Kyoung-hoon (Kor)
12:44 Paul Casey (Eng), Beau Hossler (US), Adam Svensson (Can)
12:55 Zach Johnson (USA), Kurt Kitayama (USA), Sahith Theegala (USA)
13:06 Corey Conners (Can), Joaquin Niemann (Chi), Ockie Strydom (SA)
13:17 Padraig Harrington (Ireland), Kevin Kisner (USA), Jimmy Walker (USA)
13:28 Mackenzie Hughes (Canada), Alexander Noren (Sweden), JT Poston (USA)
13:39 Lee Hodges (USA), David Lingmerth (Sweden), Callum Tarren (Eng)
13:50 Denny McCarthy (USA), Taylor Moore (USA), Brendan Steele (USA)
14:01 Adria Arnaus (Spa), Justin Suh (USA), Jeremy Wells (USA)
14:12 Dean Burmester (SA), Anthony Cordes (USA), Mark Hubbard (USA)
17:30 Matt Cahill (USA), Cameron Davis (Australia), Taylor Montgomery (USA)
17:41 Michael Block (USA), Hayden Buckley (USA), Taylor Pendrith (Can)
17:52 Alex Beach (USA), Si-Hwan Kim (USA), Brendon Todd (USA)
18:03 Rasmus Hoejgaard (Den), Patrick Reed (US), Nick Taylor (Can)
18:14 Christiaan Bezuidenhout (SA), Chez Reavie (USA), John Somers (USA)
18:25 Tommy Fleetwood (English), Hideki Matsuyama (Japan), Cameron Young (USA)
18:36 Tony Finau (USA), Max Homa (USA), Adam Scott (Australia)
18:47 Tyrrell Hatton (English), Dustin Johnson (USA), Xander Schauffele (USA)
18:58 Patrick Cantlay (USA), Rickie Fowler (USA), Phil Mickelson (USA)
19:09 Russell Henley (USA), Guillermo Mito Pereira (Chi), Alex Smalley (USA)
19:20 Talor Gooch (USA), Adam Hadwin (Can), Matt Kuchar (USA)
19:31 Billy Horschel (USA), Francesco Molinari (Italy), Justin Rose (England)
19:42 Russell Grove (USA), Ben Taylor (English)
From hole 10:
12:05 Kazuki Higa (Japan), Trey Mullinax (USA), Josh Speight (USA)
12:16 Colin Inglis (USA), Thriston Lawrence (SA), Adam Schenk (USA)
12:27 Emiliano Grillo (Silver), Min-Woo Lee (Australia), Andrew Putnam (USA)
12:38 Nicolai Hoejgaard (Den), Scott Stallings (USA), Harold Varner III (USA)
12:49 Steve Holmes (USA), Adrian Otaegui (Spa), Davis Riley (USA)
13:00 Brooks Koepka (USA), Scottie Scheffler (USA), Gary Woodland (USA)
13:11 Rory McIlroy (NI), Collin Morikawa (USA), Justin Thomas (USA)
13:22 Viktor Hovland (nor), Shane Lowry (ir), Jordan Spieth (USA)
13:33 Matthew Fitzpatrick (Eng), Jon Rahm (Spa), Cameron Smith (Australia)
13:44 Luke Donald (eng), Adrian Meronk (pol), Yannik Paul (ger)
13:55 Maverick McNealy (USA), Kenny Pigman (USA), Davis Thompson (USA)
14:06 Keegan Bradley (USA), Jason Day (Australia), Bryson DeChambeau (USA)
14:17 Jesse Droemer (USA), Rikuya Hoshino (Japan), Matthew NeSmith (USA)
17:25 Gabe Reynolds (USA), Sam Ryder (USA), Brandon Wu (USA)
17:36 Sadom Kaewkanjana (Tha), Ben Kern (US), Thorbjoern Olesen (Den)
17:47 Webb Simpson (USA), Danny Willett (English), Yang Yong-eun (Korean)
17:58 Harris English (US), Robert MacIntyre (Sco), Sepp Straka (Aut)
18:09 Pablo Larrazabal (Spain), Keith Mitchell (US), Thomas Pieters (Bel)
18:20 Brian Harman (USA), Lucas Herbert (Australia), Callum Shinkwin (England)
18:31 Abraham Ancer (Mex), Sam Burns (USA), Kim Joo-hyung (Cor)
18:42 Sungjae Im (Cor), Chris Kirk (USA), Seamus Power (Ireland)
18:53 Si-Woo Kim (Kor), Anirban Lahiri (Ind), Patrick Rodgers (US)
19:04 Victor Perez (Fra), Jordan Smith (Eng), Aaron Wise (US)
19:15 David Micheluzzi (Australia), Chris Sanger (USA), JJ Spaun (USA)
19:26 Thomas Detry (Belgian), Joseph James Killeen (USA), Matt Wallace (English)
19:37 Nick Hardy (USA), Greg Koch (USA), Eric Cole (USA)
Round Two Tee Times – Friday, May 19
Times will appear here.
