Day 1 of the 2023 Memorial Tournament ended with Davis Riley in the lead. The American golfer topped the leaderboard at the Muirfield Village Golf Club in Dublin, Ohio, after 5-under 67. He led over Englishman Matt Wallace by a stroke. Memorial Tournament tee times for Friday start at 7 am.The event hosted by Jack Nicklaus is bound to get interesting as defending champion Billy Horschel and other top-ranked golfers look to make a mark on Day 2. Currently, players like Danny Willett, Adam Hadwin, Mark Hubbard, Shane Lowry, Austin Eckroat, David Lipsky and Jordan Spieth hold the ‘next-best’ places on the Memorial Tournament leaderboard, after tying for third at 3 under.PGA TOUR@PGATOURLeaderboard after round one @MemorialGolf 1. @DavisRiley68 (-5)2. @MattSJWallace (-4)3. @Danny_Willett (-3)3. @AHadwinGolf3. @HomelessHubbs3. @ShaneLowryGolf3. @AustinEckroat3. @David_Lipsky3. @JordanSpieth6616Leaderboard after round one @MemorialGolf ⛳️1. @DavisRiley68 (-5)2. @MattSJWallace (-4)3. @Danny_Willett (-3)3. @AHadwinGolf3. @HomelessHubbs3. @ShaneLowryGolf3. @AustinEckroat3. @David_Lipsky3. @JordanSpiethMemorial Tournament Friday tee timesThe Memorial Tournament Friday tee times star at 7 am with Christiaan Bezuidenhout, Lee Hodges and Sam Stevens. The pairing of David Lipsky, Ben Griffin and S.H. Kim will follow suit. With Masters champion Jon Rahm in T10, Rory McIlroy in T33 and event favorite Scottie Scheffler in T59, things are bound to get interesting.Here are the complete Memorial Tournament tee times for Friday:1st tee7 am - Christiaan Bezuidenhout, Lee Hodges, Sam Stevens7:12 am - David Lipsky, Ben Griffin, S.H. Kim7:24 am - Adam Long, William McGirt, K.J. Choi7:36 am - Mackenzie Hughes, Chad Ramey, Joel Dahmen7:48 am - Nico Echavarria, Trey Mullinax, Francesco Molinari8:00 am - Chez Reavie, J.T. Poston, Sepp Straka8:12 am - Davis Riley, Lucas Herbert, Brandt Snedeker8:24 am - Chris Kirk, Tom Hoge, Scott Stallings8:36 am - Kevin Streelman, Adam Schenk, Sam Ryder8:48 am - Kazuki Higa, Thriston Lawrence, David Micheluzzi12:05 pm - Beau Hossler, Taylor Pendrith, Davis Thompson12:17 pm - Patrick Rodgers, Ben An, Denny McCarthy12:29 pm - Keith Mitchell, Joseph Bramlett, Justin Suh12:41 pm - Wyndham Clark, Kurt Kitayama, Tom Kim12:53 pm - Emiliano Grillo, Scottie Scheffler, Viktor Hovland1:05 pm - Jason Day, Jon Rahm, Collin Morikawa1:17 pm - Sam Burns, Si Woo Kim, Rickie Fowler1:29 pm - Adam Scott, Zach Johnson, Cameron Young1:41 pm - Nick Hardy, Sungjae Im, Shane Lowry1:53 pm - Aaron Rai, Akshay Bhatia, Sam Bennett10th tee7:05 am - Will Gordon, Eric Cole, Ryan Fox7:17 am - David Lingmerth, Alex Noren, Matt NeSmith7:29 am - Luke Donald, Stephan Jaeger, Thomas Detry7:41 am - Patrick Cantlay, Billy Horschel, Hideki Matsuyama7:53 am - Rory McIlroy, Jordan Spieth, Tyrrell Hatton8:05 am - Matt Fitzpatrick, Xander Schauffele, Justin Thomas8:17 am - Adam Svensson, K.H. Lee, Gary Woodland8:29 am - Corey Conners, Keegan Bradley, Sahith Theegala8:41 am - Andrew Putnam, Alex Smalley, Justin Lower8:53 am - MJ Daffue, Nicolai Hojgaard, Aldrich Potgieter (a)12:00 pm - Danny Willett, Peter Malnati, Robby Shelton12:12 pm - Adam Hadwin, Taylor Montgomery12:24 pm - Troy Merritt, Brandon Wu, Ben Taylor12:36 pm - Harris English, Garrick Higgo, Brendon Todd12:48 pm - Matt Wallace, Seamus Power, Cam Davis1:00 pm - Russell Henley, Lanto Griffin, Matt Kuchar1:12 pm - Kevin Kisner, Lucas Glover, Brian Harman1:24 pm - J.J. Spaun, Luke List, Stewart Cink1:36 pm - Jason Dufner, Mark Hubbard, Hayden Buckley1:48 pm - Austin Eckroat, Bo Hoag, Chris GotterupThe Saturday tee times for the Memorial Tournament 2023 will be updated after Day 2.