1975

The following is a list of the number-one singles (main sides only) in the U.S. in 1975, 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 4 	"Lucy in the Sky with Diamonds" 	Elton John
January 11 	"Lucy in the Sky with Diamonds" 	Elton John
January 18 	"Mandy" 	Barry Manilow
January 25 	"Please Mr. Postman" 	Carpenters
February 1 	"Laughter in the Rain" 	Neil Sedaka
February 8 	"Boogie On Reggae Woman" 	Stevie Wonder
February 15 	"You're No Good" 	Linda Ronstadt
February 22 	"Pick Up the Pieces" 	Average White Band
March 1 	"Best of My Love" 	Eagles
March 8 	"Have You Never Been Mellow" 	Olivia Newton-John
March 15 	"My Eyes Adored You" 	Frankie Valli
March 22 	"My Eyes Adored You" 	Frankie Valli
March 29 	"Lady Marmalade" 	Labelle
April 5 	"Lovin' You" 	Minnie Riperton
April 12 	"Philadelphia Freedom" 	Elton John
April 19 	"Philadelphia Freedom" 	Elton John
April 26 	"(Hey Won't You Play) Another Somebody Done Somebody Wrong Song"	B.J. Thomas
May 3 	"He Don't Love You (Like I Love You)" 	Tony Orlando & Dawn
May 10 	"He Don't Love You (Like I Love You)" 	Tony Orlando & Dawn
May 17 	"Jackie Blue" 	The Ozark Mountain Daredevils
May 24 	"Shining Star" 	Earth, Wind & Fire
May 31 	"Before the Next Teardrop Falls" 	Freddy Fender
June 7 	"Thank God I'm a Country Boy" 	John Denver
June 14 	"Sister Golden Hair" 	America
June 21 	"Love Will Keep Us Together" 	Captain & Tennille
June 28 	"Love Will Keep Us Together" 	Captain & Tennille
July 5 	"Love Will Keep Us Together" 	Captain & Tennille
July 12 	"The Hustle" 	Van McCoy & The Soul City Symphony
July 19 	"Listen to What the Man Said" 	Wings
July 26 	"One of These Nights" 	Eagles
August 2 	"One of These Nights" 	Eagles
August 9 	"Jive Talkin'" 	Bee Gees
August 16 	"Jive Talkin'" 	Bee Gees
August 23 	"Get Down Tonight" 	KC & The Sunshine Band
August 30 	"Get Down Tonight" 	KC & The Sunshine Band
September 6 	"Fallin' in Love" 	Hamilton, Joe Frank & Reynolds
September 13	"Rhinestone Cowboy" 	Glen Campbell
September 20	"Fame" 	David Bowie
September 27	"Fame" 	David Bowie
October 4 	"Fame" 	David Bowie
October 11 	"I'm Sorry" 	John Denver
October 18 	"Bad Blood" 	Neil Sedaka
October 25 	"Bad Blood" 	Neil Sedaka
November 1 	"They Just Can't Stop It (The Games People Play)" 	The Spinners
November 8 	"Island Girl" 	Elton John
November 15 	"Island Girl" 	Elton John
November 22 	"That's the Way (I Like It)" 	KC & The Sunshine Band
November 29 	"That's the Way (I Like It)" 	KC & The Sunshine Band
December 6 	"Fly, Robin, Fly" 	Silver Convention
December 13 	"That's the Way (I Like It)" 	KC & The Sunshine Band
December 20 	"That's the Way (I Like It)" 	KC & The Sunshine Band
December 27 	"Saturday Night" 	Bay City Rollers