This is a list of the number one singles on the UK Singles Chart, during the 2000s. The source for this decade is the chart as published in Music Week, compiled under the auspices of the Official UK Chart Company (until November 2001 called Chart Information Network Ltd).

2000

Ten years after her last chart topper, Kylie Minogue has success with "Spinning Around"

Main article: 2000 in music (UK)

1. Manic Street Preachers - "The Masses Against The Classes"

   January 16 for 1 week

2. Britney Spears - "Born To Make You Happy"

   January 23 for 1 week

3. Gabrielle - "Rise"

   January 30 for 2 weeks

4. Oasis - "Go Let It Out"

   February 13 for 1 week

5. All Saints - "Pure Shores"

   February 20 for 2 weeks

6. Madonna - "American Pie"

   March 5 for 1 week

7. Chicane with Bryan Adams - "Don't Give Up"

   March 12 for 1 week

8. Geri Halliwell - "Bag It Up"

   March 19 for 1 week

9. Melanie C featuring Lisa "Left Eye" Lopes - "Never Be The Same Again"

   March 26 for 1 week

10. Westlife - "Fool Again"

    April 2 for 1 week

11. Craig David - "Fill Me In"

    April 9 for 1 week

12. Fragma - "Toca's Miracle"

    April 16 for 2 weeks

13. Oxide & Neutrino - "Bound 4 Da Reload (Casualty)"

    April 30 for 1 week

14. Britney Spears - "Oops!...I Did It Again"

    May 7 for 1 week

15. Madison Avenue - "Don't Call Me Baby"

    May 14 for 1 week

16. Billie Piper - "Day And Night"

    May 21 for 1 week

17. Sonique - "It Feels So Good"

    May 28 for 3 weeks

18. Black Legend - "You See The Trouble With Me"

    June 18 for 1 week

19. Kylie Minogue - "Spinning Around"

    June 25 for 1 week

20. Eminem - "The Real Slim Shady"

    July 2 for 1 week

21. Corrs - "Breathless"

    July 9 for 1 week

22. Ronan Keating - "Life Is A Rollercoaster"

    July 16 for 1 week

23. Five and Queen - "We Will Rock You"

    July 23 for 1 week

24. Craig David - "7 Days"

    July 30 for 1 week

25. Robbie Williams - "Rock DJ"

    August 6 for 1 week

26. Melanie C - "I Turn To You"

    August 13 for 1 week

27. Spiller featuring Sophie Ellis-Bextor - "Groovejet (If This Ain't Love)"

    August 20 for 1 week

28. Madonna - "Music"

    August 27 for 1 week

29. A1 - "Take On Me"

    September 3 for 1 week

30. Modjo - "Lady (Hear Me Tonight)"

    September 10 for 2 weeks

31. Mariah Carey & Westlife - "Against All Odds"

    September 24 for 2 weeks

32. All Saints - "Black Coffee"

    October 8 for 1 week

33. U2 - "Beautiful Day"

    October 15 for 1 week

34. Steps - "Stomp"

    October 22 for 1 week

35. Spice Girls - "Holler / Let Love Lead The Way"

    October 29 for 1 week

36. Westlife - "My Love"

    November 5 for 1 week

37. A1 - "Same Old Brand New You"

    November 12 for 1 week

38. LeAnn Rimes - "Can't Fight The Moonlight"

    November 19 for 1 week

39. Destiny's Child - "Independent Women Part 1"

    November 26 for 1 week

40. S Club 7 - "Never Had A Dream Come True"

    December 3 for 1 week

41. Eminem - "Stan"

    December 10 for 1 week

42. Bob The Builder - "Can We Fix It?"

    December 17 for 3 weeks

2001

S Club 7 topped the charts twice in 2001, with "Don't Stop Movin'" and "Have You Ever".

Main article: 2001 in music (UK)

1. Rui Da Silva featuring Cassandra - "Touch Me"

   January 7 for 1 week

2. Jennifer Lopez - "Love Don't Cost A Thing"

   January 14 for 1 week

3. Limp Bizkit - "Rollin"'

   January 21 for 2 weeks

4. Atomic Kitten - "Whole Again"

   February 4 for 4 weeks

5. Shaggy feat. Rikrok - "It Wasn't Me"

   March 4 for 1 week

6. Westlife - "Uptown Girl"

   March 11 for 1 week

7. Hear'Say - "Pure And Simple"

   March 18 for 3 weeks

8. Emma Bunton - "What Took You So Long"

   April 8 for 2 weeks

9. Destiny's Child - "Survivor"

   April 22 for 1 week

10. S Club 7 - "Don't Stop Movin'"

    April 29 for 2 weeks

11. Geri Halliwell - "It's Raining Men"

    May 6 for 2 weeks

12. DJ Pied Piper and the Masters of Ceremonies - "Do You Really Like It"

    May 27 for 1 week

13. Shaggy feat. Rayvon - "Angel"

    June 3 for 3 weeks

14. Christina Aguilera, Lil' Kim, Mya and Pink - "Lady Marmalade"

    June 24 for 1 week

15. Hear'Say - "The Way To Your Love"

    July 1 for 1 week

16. Roger Sanchez - "Another Chance"

    July 8 for 1 week

17. Robbie Williams - "Eternity/The Road To Mandalay"

    July 15 for 2 weeks

18. Atomic Kitten - "Eternal Flame"

    July 29 for 2 weeks

19. So Solid Crew - "21 Seconds"

    August 12 for 1 week

20. Five - "Let's Dance"

    August 19 for 2 weeks

21. Blue - "Too Close"

    September 2 for 1 week

22. Bob The Builder - "Mambo No. 5"

    September 9 for 1 week

23. DJ Otzi - "Hey Baby"

    September 16 for 1 week

24. Kylie Minogue - "Can't Get You Out Of My Head"

    September 23 for 4 weeks

25. Afroman - "Because I Got High"

    October 21 for 3 weeks

26. Westlife - "Queen Of My Heart"

    November 11 for 1 week

27. Blue - "If You Come Back"

    November 18 for 1 week

28. S Club 7 - "Have You Ever"

    November 25 for 1 week

29. Daniel Bedingfield - "Gotta Get Thru This"

    December 2 for 3 weeks

30. Robbie Williams & Nicole Kidman - "Somethin' Stupid"

    December 16 for 3 weeks

2002

George Harrison's "My Sweet Lord" became the second single ever to top the chart in two separate occasions

Main article: 2002 in music (UK)

1. Aaliyah - "More Than A Woman"

   January 13 for 1 week

2. George Harrison - "My Sweet Lord"

   January 20 for 1 week

3. Enrique Iglesias - "Hero"

   January 27 for 4 weeks

4. Westlife - "World Of Our Own"

   February 24 for 1 week

5. Will Young - "Anything Is Possible / Evergreen"

   March 3 for 3 weeks

6. Gareth Gates - "Unchained Melody"

   March 24 for 4 weeks

7. Oasis - "The Hindu Times"

   April 21 for 1 week

8. Sugababes - "Freak Like Me"

   April 28 for 1 week

9. Holly Valance - "Kiss Kiss"

   May 6 for 1 week

10. Ronan Keating - "If Tomorrow Never Comes"

    May 12 for 1 week

11. Liberty X - "Just A Little"

    May 19 for 1 week

12. Eminem - "Without Me"

    May 26 for 1 week

13. Will Young - "Light My Fire"

    June 2 for 2 weeks

14. Elvis vs JXL - "A Little Less Conversation"

    June 16 for 4 weeks

15. Gareth Gates - "Anyone Of Us (Stupid Mistake)"

    July 14 for 3 weeks

16. Darius - "Colourblind"

    August 4 for 2 weeks

17. Sugababes - "Round Round"

    August 18 for 1 week

18. Blazin' Squad - "Crossroads"

    August 25 for 1 week

19. Atomic Kitten - "The Tide Is High (Get The Feeling)"

    September 1 for 3 weeks

20. Pink - "Just Like A Pill"

    September 22 for 1 week

21. Will Young & Gareth Gates - "The Long And Winding Road / Suspicious Minds"

    September 29 for 2 weeks

22. Las Ketchup - "The Ketchup Song (Asereje)"

    October 13 for 1 week

23. Nelly featuring Kelly Rowland - "Dilemma"

    October 20 for 2 weeks

24. DJ Sammy & Yanou featuring Do - "Heaven"

    November 3 for 1 week

25. Westlife - "Unbreakable"

    November 10 for 1 week

26. Christina Aguilera featuring Redman - "Dirrty"

    November 17 for 2 weeks

27. Daniel Bedingfield - "If You're Not The One"

    December 1 for 1 week

28. Eminem - "Lose Yourself"

    December 8 for 1 week

29. Blue featuring Elton John - "Sorry Seems To Be The Hardest Word"

    December 15 for 1 week

30. Girls Aloud - "Sound Of The Underground"

    December 22 for 4 weeks

2003

The video for tATu's "All the Things She Said" caused a stir with its lesbian images of two young girls

Main article: 2003 in music (UK)

1. David Sneddon - "Stop Living The Lie"

   January 19 for 2 weeks

2. t.A.T.u. - "All The Things She Said"

   February 2 for 4 weeks

3. Christina Aguilera - "Beautiful"

   March 2 for 2 weeks

4. Gareth Gates featuring The Kumars - "Spirit In The Sky"

   March 16 for 2 weeks

5. Room 5 featuring Oliver Cheatham - "Make Luv"

   March 30 for 4 weeks

6. Busted - "You Said No"

   April 27 for 1 week

7. Tomcraft - "Loneliness"

   May 4 for 1 week

8. R. Kelly - "Ignition: Remix"

   May 11 for 4 weeks

9. Evanescence - "Bring Me To Life"

   June 8 for 4 weeks

10. Beyonce - "Crazy In Love"

    July 6 for 3 weeks

11. Daniel Bedingfield - "Never Gonna Leave Your Side"

    July 24 for 1 week

12. Blu Cantrell featuring Sean Paul - "Breathe"

    August 3 for 4 weeks

13. Elton John - "Are You Ready For Love"

    August 31 for 1 week

14. Black Eyed Peas - "Where Is The Love?"

    September 7 for 6 weeks

15. Sugababes - "Hole In The Head"

    October 19 for 1 week

16. Fatman Scoop / Crooklyn Clan - "Be Faithful"

    October 26 for 2 weeks

17. Kylie Minogue - "Slow"

    November 9 for 1 week

18. Busted - "Crashed The Wedding"

    November 16 for 1 week

19. Westlife - "Mandy"

    November 23 for 1 week

20. Will Young - "Leave Right Now"

    November 30 for 2 weeks

21. Ozzy & Kelly Osbourne - "Changes"

    December 14 for 1 week

22. Michael Andrews featuring Gary Jules - "Mad World"

    December 21 for 3 weeks

2004

Britney Spears, who had two number one singles in 2004, with "Toxic" and "Everytime"

Main article: 2004 in music (UK)

1. Michelle McManus - "All This Time"

   January 11 for 3 weeks

2. LMC V U2 - "Take Me To The Clouds Above"

   February 1 for 2 weeks

3. Sam & Mark - "With A Little Help From My Friends / Measure Of A Man"

   February 15 for 1 week

4. Busted - "Who's David"

   February 22 for 1 week

5. Peter Andre - "Mysterious Girl"

   February 29 for 1 week

6. Britney Spears - "Toxic"

   March 7 for 1 week

7. DJ Casper - "Cha Cha Slide"

   March 14 for 1 week

8. Usher featuring Lil' Jon and Ludacris - "Yeah!"

   March 21 for 2 weeks

9. McFly - "Five Colours In Her Hair"

   April 4 for 2 weeks

10. Eamon - "F**k It (I Don't Want You Back)"

    April 18 for 4 weeks

11. Frankee - "F.U.R.B (F U Right Back)"

    May 16 for 3 weeks

12. Mario Winans featuring Enya and P. Diddy - "I Don't Wanna Know"

    June 6 for 2 weeks

13. Britney Spears - "Everytime"

    June 20 for 1 week

14. McFly - "Obviously"

    June 27 for 1 week

15. Usher - "Burn"

    July 5 for 2 weeks

16. Shapeshifters - "Lola's Theme"

    July 18 for 1 week

17. The Streets - "Dry Your Eyes"

    July 25 for 1 week

18. Busted - "Thunderbirds / 3AM"

    August 1 for 2 weeks

19. 3 Of A Kind - "Baby Cakes"

    August 15 for 1 week

20. Natasha Bedingfield - "These Words"

    August 22 for 2 weeks

21. Nelly - "My Place" / "Flap Your Wings"

    September 5 for 1 week

22. Brian McFadden - "Real To Me"

    September 12 for 1 week

23. Eric Prydz - "Call On Me"

    September 19 for 5 weeks

24. Robbie Williams - "Radio"

    October 10 for 1 week

25. Ja Rule featuring R. Kelly and Ashanti - "Wonderful"

    October 31 for 1 week

26. Eminem - "Just Lose It"

    November 7 for 1 week

27. U2 - "Vertigo"

    November 14 for 1 week

28. Girls Aloud - "I'll Stand By You"

    November 21 for 2 weeks

29. Band Aid 20 - "Do They Know It's Christmas?"

    December 5 for 4 weeks

2005

To celebrate the 70th anniversary of Elvis Presley's birth, all 18 of his UK No. 1s are to be re-released with their original artwork.

Main Article: 2005 in music (UK)

1. Steve Brookstein - "Against All Odds"

   January 2 for 1 week

2. Elvis Presley - "Jailhouse Rock"

   January 9 for 1 week

3. Elvis Presley - "One Night" / "I Got Stung"

   January 16 for 1 week

4. Ciara ft. Petey Pablo - "Goodies"

   January 23 for 1 week

5. Elvis Presley - "It's Now Or Never"

   January 30 for 1 week

6. Eminem - "Like Toy Soldiers"

   February 6 for 1 week

7. U2 - "Sometimes You Can't Make It On Your Own"

   February 13 for 1 week

8. Jennifer Lopez - "Get Right"

   February 20 for 1 week

9. Nelly ft. Tim McGraw - "Over and Over"

   February 27 for 1 week

10. Stereophonics - "Dakota"

    March 6 for 1 week

11. McFly - "All About You" / "You've Got A Friend"

    March 13 for 1 week

12. Tony Christie ft. Peter Kay - "Is This the Way to Amarillo"

    March 20 for 5 weeks