Welcome to BillboardTop100of.com
2003
| 1 | 50 Cent | In Da Club |
| 2 | R. Kelly | Ignition |
| 3 | Sean Paul | Get Busy |
| 4 | Beyonce feat. Jay-Z | Crazy in Love |
| 5 | 3 Doors Down | When I’m Gone |
| 6 | matchbox twenty | Unwell |
| 7 | Chingy | Right Thurr |
| 8 | Aaliyah | Miss You |
| 9 | Kid Rock feat. Sheryl Crow | Picture |
| 10 | Evanescence feat. Paul McCoy | Bring me to Life |
| 11 | Lil Jon and The East Side Boyz feat. Ying Yang Twins | Get Low |
| 12 | Beyonce feat. Sean Paul | Baby Boy |
| 13 | Nelly, P. Diddy and Murphy Lee | Shake ya Tailfeather |
| 14 | 50 Cent feat. Nate Dogg | 21 Questions |
| 15 | Jennifer Lopez feat. LL Cool J | All I Have |
| 16 | Christina Aguilera | Beautiful |
| 17 | Busta Rhymes and Mariah Carey feat. The Flipmode Squad | I Know what you Want |
| 18 | Avril Lavigne | I’m with You |
| 19 | Uncle Kracker feat. Dobie Gray | Drift Away |
| 20 | Lil’ Kim feat. 50 Cent | Magic Stick |
| 21 | 50 Cent | P.I.M.P. |
| 22 | B2K and P. Diddy | Bump, Bump, Bump |
| 23 | Fabolous feat. Tamia Or Ashanti | Into You |
| 24 | Fabolous feat. Mike Shorey and Lil’ Mo | Can’t let you Go |
| 25 | Ja Rule feat. Ashanti | Mesmerize |
| 26 | Black Eyed Peas | Where is the Love? |
| 27 | Santana feat. Michelle Branch | The Game of Love |
| 28 | Eminem | Lose Yourself |
| 29 | Ashanti | Rock wit U (Awww Baby) |
| 30 | Justin Timberlake | Cry me a River |
| 31 | Tyrese | How you Gonna Act Like That |
| 32 | Justin Timberlake | Rock your Body |
| 33 | Wayne Wonder | No Letting Go |
| 34 | Pharrell feat. Jay-Z | Frontin’ |
| 35 | Dixie Chicks | Landslide |
| 36 | Missy “Misdemeanor” Elliott | Work It |
| 37 | Jay-Z feat. Beyonce Knowles | ’03 Bonnie & Clyde |
| 38 | Nivea feat. Brian and Brandon Casey | Don’t Mess with my Man |
| 39 | Monica | So Gone |
| 40 | Nelly feat. Kyjuan, Ali and Murphy Lee | Air Force Ones |
| 41 | Lumidee | Never Leave You – Uh Ooh, Uh Oooh! |
| 42 | Snoop Dogg feat. Pharrell and Uncle Charlie Wilson | Beautiful |
| 43 | Missy “Misdemeanor” Elliott feat. Ludacris | Gossip Folks |
| 44 | Kelly Clarkson | Miss Independent |
| 45 | Train | Calling All Angels |
| 46 | YoungBloodZ feat. Lil Jon | Damn! |
| 47 | Clay Aiken | This is the Night |
| 48 | John Mayer | Your Body is a Wonderland |
| 49 | Trapt | Headstrong |
| 50 | Ginuwine | In those Jeans |
| 51 | Ludacris feat. Shawnna | Stand Up |
| 52 | Jason Mraz | The Remedy (I won’t Worry) |
| 53 | Santana feat. Alex Band Or Chad Kroeger | Why Don’t You & I |
| 54 | Jay-Z | Excuse Me Miss |
| 55 | Jennifer Lopez feat. Styles and Jadakiss | Jenny from the Block |
| 56 | Michelle Branch | Are you Happy Now? |
| 57 | Shania Twain | Forever and for Always |
| 58 | Nas | I Can |
| 59 | No Doubt feat. Lady Saw | Underneath it All |
| 60 | Daniel Bedingfield | If you’re not the One |
| 61 | R. Kelly | Thoia Thoing |
| 62 | 3 Doors Down | Here without You |
| 63 | 50 Cent | Wanksta |
| 64 | Mya | My Love is Like… Wo |
| 65 | Alan Jackson and Jimmy Buffett | It’s Five O’Clock Somewhere |
| 66 | Sean Paul | Like Glue |
| 67 | Christina Aguilera feat. Lil’ Kim | Can’t Hold us Down |
| 68 | Lonestar | My Front Porch Looking In |
| 69 | Amanda Perez | Angel |
| 70 | Puddle Of Mudd | She Hates Me |
| 71 | Frankie J | Don’t Wanna Try |
| 72 | Lil’ Kim feat. Mr. Cheeks | The Jump Off |
| 73 | Jewel | Intuition |
| 74 | Ginuwine feat. Baby | Hell Yeah |
| 75 | Toby Keith Duet With Willie Nelson | Beer for my Horses |
| 76 | Chingy feat. Ludacris and Snoop Dogg | Holidae In |
| 77 | Baby Bash feat. Frankie J | Suga Suga |
| 78 | Erykah Badu feat. Common | Love of my Life (An Ode to Hip Hop) |
| 79 | Christina Aguilera | Fighter |
| 80 | 2Pac | Thugz Mansion |
| 81 | Coldplay | Clocks |
| 82 | Jaheim | Put that Woman First |
| 83 | Ashanti | Rain on Me |
| 84 | Mark Wills | 19 Somethin’ |
| 85 | Young Gunz | Can’t Stop, Won’t Stop |
| 86 | Brooks and Dunn | Red Dirt Road |
| 87 | Dierks Bentley | What was I Thinkin’ |
| 88 | Ruben Studdard | Flying without Wings |
| 89 | Eminem | Sing for the Moment |
| 90 | Darryl Worley | Have you Forgotten? |
| 91 | Kenny Chesney | No Shoes, No Shirt, No Problems |
| 92 | Aaliyah | Come Over |
| 93 | Field Mob | Sick of Being Lonely |
| 94 | R. Kelly | Step in the Name of Love |
| 95 | Thalia feat. Fat Joe | I Want You |
| 96 | Audioslave | Like a Stone |
| 97 | Norah Jones | Don’t know Why |
| 98 | Eminem | Superman |
| 99 | Tim McGraw | Real Good Man |
| 100 | Floetry | Say Yes |