De 24 uur van Daytona 1983 was de 21e editie van deze endurancerace. De race werd verreden op 5 en 6 februari 1983 op de Daytona International Speedway nabij Daytona Beach, Florida.

De race werd gewonnen door de Henn's Swap Shop Racing #6 van Bob Wollek, Claude Ballot-Léna, Preston Henn en A.J. Foyt, die allemaal hun eerste Daytona-zege behaalden. De GTO-klasse werd gewonnen door de Racing Beat #7 van Pete Halsmer, Bob Reed en Rick Knoop. De GTU-klasse werd gewonnen door de Kent Racing #92 van Lee Mueller, Hugh McDonough en Terry Visger.

Race Winnaars in hun klasse zijn vetgedrukt.

Pos. Klasse No. Team Coureurs Chassis Ronden 1 GTP 6 Henn's Swap Shop Racing Bob Wollek Claude Ballot-Léna Preston Henn A.J. Foyt Porsche 935 618 2 GTP 88 Motorsports Marketing Terry Wolters Randy Lanier Marty Hinze March 83G 612 3 GTO 7 Racing Beat Pete Halsmer Bob Reed Rick Knoop Mazda RX-7 598 4 GTP 24 Pegasus III Racing M. L. Speer Ken Madren Ray Ratcliff Porsche 935 578 5 GTO 50 Latino Racing Diego Febles Kikos Fonseca Roy Valverde Porsche 911 Carrera RSR 568 6 GTP 10 Cooke Racing Ralph Kent-Cooke Jim Adams John Bright Lola T600 563 7 GTO 05 T&R Racing Tico Almeida Miguel Morejon Ernesto Soto Porsche 911 Carrera RSR 561 8 GTP 77 Z&W Enterprises Walt Bohren Pierre Honneger David Palmer Mazda GTP 553 9 GTO 9 Personalized Autohaus Wayne Baker Jim Mullen Bob Garretson Porsche 934 551 10 GTO 35 Pegasus Racing Paul Gilgan Al Leon Wayne Pickering Porsche 911 Carrera RSR 547 11 GTP 47 Frank Rubino Frank Rubino Pepe Romero Doc Bundy Dale Whittington Porsche 935 546 12 GTU 92 Kent Racing Lee Mueller Hugh McDonough Terry Visger Mazda RX-7 544 13 GTO 58 Brumos Racing Kathy Rude Deborah Gregg Bonnie Henn Porsche 924 Carrera GTR 531 14 GTU 90 901 Shop Mike Schaefer Jack Refenning John Belperche Doug Zitza Porsche 911 525 15 GTO 61 Vista Racing Brent O'Neill Don Courtney Luis Sereix Chevrolet Monza 525 DNF GTP 86 Bayside Disposal Racing Hurley Haywood Bruce Leven Al Holbert Porsche 935 515 17 GTU 60 Team Morrison Steve Dietrich Chris Ivey Jim Cook Mazda RX-7 514 18 GTO 85 Richard Lloyd Richard Lloyd George Drolsom Jonathan Palmer Porsche 924 Carrera GTR 500 19 GTU 38 Mandeville Auto/Tech Roger Mandeville Amos Johnson Danny Smith Mazda RX-7 476 20 GTO 4 Statagraph, Inc. Billy Hagan Terry Labonte Lloyd Frink Chevrolet Camaro 467 21 GTU 63 RGP 500 Racing Jim Downing John Maffucci Steve Potter Mazda RX-7 466 22 GTO 29 Overby's Robert Overby Chris Doyle Don Bell Chevrolet Camaro 438 23 GTU 37 Burdsall-Welter Racing Tom Burdsall Peter Welter Al Bacon Mazda RX-7 436 DNF GTO 26 Auriga Racing Tom Nehl Nelson Silcox R. J. Valentine Chevrolet Camaro 426 DNF GTP 1 JLP Racing John Paul jr. Rene Rodriguez Joe Castellano Porsche 935 412 DNF GTO 13 Gordon Oftedahl Duane Eitel Mike Brummer Phil Pate Pontiac Firebird 411 27 GTO 28 Avanti Herb Adams John Martin Joe Ruttman Leonard Emanuelson Avanti II 410 28 GTO 40 Bieri Racing Uli Bieri Matt Gysler Duff Hubbard BMW M1 406 29 GTU 97 All American Racers Wally Dallenbach jr. Willy T. Ribbs Whitney Ganz Toyota Celica 365 30 GTO 75 Bard Boand Bard Boand Richard Anderson Mike Stephens Chevrolet Corvette 358 DNF GTP 83 Thomas T. Ciccone Mike Gassaway Scott Smith Joe Cogbill Joe Cogbill jr. Chevrolet Camaro 357 32 GTU 52 TFC Racing Tom Cripe Dick Gauthier David Duncan Jack Swanson Porsche 911 312 DNF GTU 71 Morgan Performance Technology Charles Morgan Bill Johnson Jim Miller Datsun 280ZX 305 DNF GTU 27 Scuderia Rosso Jim Fowells Ray Mummery Tom Sheehy Mazda RX-7 300 DNF GTU 78 Der Klaus Haus Klaus Bitterauf Vicki Smith Scott Flanders Porsche 911 299 DNF GTP 65 Ron Spangler Carson Baird Chip Mead Tom Pumpelly Ferrari 512 294 DNF GTO 23 Superior Racing Team Raul Garcia Vince DiLella Armando Fernandez Chevrolet Camaro 285 38 GTO 01 Marketing Corporation John Morton Tom Klausler Ronnie Bucknum Ford Mustang 284 DNF GTO 72 John Josey Gary Baker Sterling Marlin Chevrolet Corvette 284 40 GTO 41 Starved Rock Ledge Rusty Schmidt Scott Schmidt Chevrolet Corvette 263 41 GTO 49 OMR Engines Hoyt Overbagh Peter Kirill David Price Chevrolet Monza 243 DNF GTU 66 Mike Meyer Racing Jack Dunham Jeff Kline Jon Compton Mazda RX-7 242 DNF GTO 45 Statagraph, Inc. Gene Felton Tom Williams Lloyd Frink Chevrolet Camaro 223 DNF GTP 21 Nimrod Racing Lyn St. James John Graham Drake Olson Nimrod NRA/C2 208 DNF GTO 79 Whitehall Productions Tom Winters Bob Bergstrom Peter Dawe Porsche 924 Carrera GTR 193 DNF GTO 55 B de T Racing Diego Montoya Terry Herman Tony Garcia BMW M1 172 DNF GTO 14 Oftedahl Racing Bob Raub Sam Moses Carl Shafer Pontiac Firebird 165 DNF GTU 16 Paul Goral Paul Goral Larry Figaro Nort Northam Porsche 911 161 DNF GTP 74 Mark Wagoner Del Russo Taylor Mike Angus Wayne Dessinger Chevron GTP 152 DNF GTP 44 Group 44 Bob Tullius Bill Adam Pat Bedard Jaguar XJR-5 130 DNF GTU 98 All American Racers Dennis Aase Al Unser jr. Michael Chandler Toyota Celica 130 DNF GTO 89 Taca El Salvador Jamsal Eduardo Galdamez Eduardo Barrientos Porsche 911 Carrera RSR 122 DNF GTO 31 Kendco Dale Kreider Dick Neland Chevrolet Camaro 122 DNF GTP 11 Nimrod Racing A.J. Foyt Darrell Waltrip Guillermo Maldonado Nimrod NRA/C2 121 DNF GTO 67 Trans-Am Specialtes Elliott Forbes-Robinson Gary Witzenburg Tony Swan Pontiac Firebird 121 DNF GTU 42 Gary Wonzer Bill Bean Buzz Cason Gary Wonzer Porsche 911 118 DNF GTU 99 All American Racers Gene Hackman Masanori Sekiya Kaoru Hoshino Toyota Celica 118 DNF GTO 64 John Hulen John Hulen Ron Coupland Bob Speakman Porsche 911 Carrera RSR 118 DNF GTO 15 D&L Performance Doug Lutz Dave Panaccione Larry Connor Fern Prego Porsche 911 Carrera RSR 113 DNF GTO 81 Robert Whitaker Robert Whitaker Bill McDill Karl Keck Chevrolet Camaro 98 DNF GTO 36 Herman & Miller P&A Paul Miller Jim Busby Ron Grable Porsche 924 Carrera GTR 91 62 GTO 06 Bobby Diehl Bobby Diehl Roy Newsome Mazda RX-7 87 DNF GTO 43 Bob Gregg Racing Bob Richardson Bob Young Bob Gregg Chevrolet Camaro 85 DNF GTO 04 Paul Canary Racing Paul Canary Jean-Paul Libert Pascal Witmeur Roger Carmillet Pontiac Firebird 85 DNF GTU 32 Richard Cline Rick Cline Paul Romano Mike Powell Mazda RX-7 82 DNF GTO 84 Motorsport Marketing Emory Donaldson Steve Pope Ken Murray Chevrolet Camaro 79 DNF GTO 07 Heimrath Racing Ludwig Heimrath Ludwig Heimrath jr. Porsche 934 71 DNF GTU 30 Case Racing Jack Rynerson Ron Case Porsche 911 67 DNF GTU 51 Red Roof Inns Doug Carmean Don Herman John Finger Mazda RX-7 57 DNF GTU 82 Trinity Racing Joe Varde John Casey Jack Baldwin Mazda RX-7 52 DNF GTO 87 Bob Beasley Bob Beasley John Ashford Jack Lewis Porsche 911 Carrera RSR 52 DNF GTP 0 Interscope Racing Ted Field Bill Whittington Danny Ongais Lola T600 47 DNF GTP 5 Bob Akin Motor Racing Bob Akin John O'Steen Dale Whittington Porsche 935 43 DNF GTP 03 Angelo Pallavicini Angelo Pallavicini Werner Frank Porsche 935 24 DNF GTO 02 Marketing Corp. of America Milt Minter Ronnie Bucknum Ford Mustang 24 DNF GTP 6 JLP Racing John Paul sr. Phil Currin Porsche 935 15 DNF GTP 25 Red Lobster Racing Dave Cowart Kenper Miller Mauricio de Narváez March 82G 14 DNF GTO 09 Mark Gassaway Tom Ciccone Vic Shinn Joe Cogbill Chevrolet Camaro 6 DNF GTO 19 Van Every Racing Lance van Every Ash Tisdelle Porsche 911 Carrera RSR 0 DNS GTP 00 Interscope Racing Ted Field Bill Whittington Danny Ongais Lola T600 0 DNS GTP 2 Hinze Fencing Marty Hinze Porsche 935 0 DNS GTO 17 Dingman Bros. Racing Billy Dingman Roger Bighouse John Gunn Chevrolet Corvette 0 DNS GTO 18 Bill Nelson Vincent Collins Bill Nelson Lojza Vosta Pontiac Firebird 0 DNS GTO 20 Dale Kreider Dale Kreider Dave Heinz Chevrolet Corvette 0 DNS GTU 39 Donald Flores Donald Flores Robert Gottfried Howdy Holmes Porsche 911 0 DNS GTU 69 Conrado Casado Ricardo Londoño Diego Londoño Fred Flaquer Porsche 911 0 DNS GTU 73 G.O. Racing Ken Grostic Keith Lawhorn Porsche 914 0

1983 Daytona