1968

The following is a list of the number-one singles (main sides only) in the U.S. in 1968, based on a comparison between its three main charts at the time, from Billboard, Cash Box and Record World magazines.
Issue date 	Song 	Artist(s)
January 6 	"Hello Goodbye" 	The Beatles
January 13 	"Hello Goodbye" 	The Beatles
January 20 	"Judy in Disguise (With Glasses)" 	John Fred & His Playboy Band
January 27 	"Judy in Disguise (With Glasses)" 	John Fred & His Playboy Band
February 3 	"Green Tambourine" 	The Lemon Pipers
February 10 	"Love Is Blue (L'Amour Est Bleu)" 	Paul Mauriat
February 17 	"Love Is Blue (L'Amour Est Bleu)" 	Paul Mauriat
February 24 	"Love Is Blue (L'Amour Est Bleu)" 	Paul Mauriat
March 2 	"Love Is Blue (L'Amour Est Bleu)" 	Paul Mauriat
March 9 	"Love Is Blue (L'Amour Est Bleu)" 	Paul Mauriat
March 16 	"(Theme From) Valley of the Dolls"	Dionne Warwick
March 23 	"(Sittin' On) The Dock of the Bay"	Otis Redding
March 30 	"Valleri" 	The Monkees
April 6 	"Valleri" 	The Monkees
April 13 	"Young Girl" 	Gary Puckett & The Union Gap
April 20 	"Honey" 	Bobby Goldsboro
April 27 	"Honey" 	Bobby Goldsboro
May 4 	"Honey" 	Bobby Goldsboro
May 11 	"Honey" 	Bobby Goldsboro
May 18 	"Tighten Up" 	Archie Bell & The Drells
May 25 	"Tighten Up" 	Archie Bell & The Drells
June 1 	"Mrs. Robinson" 	Simon & Garfunkel
June 8 	"Mrs. Robinson" 	Simon & Garfunkel
June 15 	"Mrs. Robinson" 	Simon & Garfunkel
June 22 	"This Guy's in Love with You" 	Herb Alpert
June 29 	"This Guy's in Love with You" 	Herb Alpert
July 6 	"This Guy's in Love with You" 	Herb Alpert
July 13 	"This Guy's in Love with You" 	Herb Alpert
July 20 	"Jumpin' Jack Flash" 	The Rolling Stones
July 27 	"Grazing in the Grass" 	Hugh Masekela
August 3 	"Grazing in the Grass" 	Hugh Masekela
August 10 	"Hello, I Love You" 	The Doors
August 17 	"Hello, I Love You" 	The Doors
August 24 	"People Got to Be Free" 	The Rascals
August 31 	"People Got to Be Free" 	The Rascals
September 7 	"People Got to Be Free" 	The Rascals
September 14	"Harper Valley P.T.A." 	Jeannie C. Riley
September 21	"Harper Valley P.T.A." 	Jeannie C. Riley
September 28	"Hey Jude" 	The Beatles
October 5 	"Hey Jude" 	The Beatles
October 12 	"Hey Jude" 	The Beatles
October 19 	"Hey Jude" 	The Beatles
October 26 	"Hey Jude" 	The Beatles
November 2 	"Those Were the Days" 	Mary Hopkin
November 9 	"Those Were the Days" 	Mary Hopkin
November 16 	"Those Were the Days" 	Mary Hopkin
November 23 	"Love Child" 	The Supremes
November 30 	"Love Child" 	The Supremes
December 7 	"Love Child" 	The Supremes
December 14 	"Love Child" 	The Supremes
December 21 	"I Heard It Through the Grapevine"	Marvin Gaye
December 28 	"I Heard It Through the Grapevine"	Marvin Gaye