Have You Ever Needed Someone So Bad

{{Use dmy dates|date=September 2022}}

{{Use British English|date=April 2014}}

{{Infobox song

| name = Have You Ever Needed Someone So Bad

| cover = Def-Leppard-HaveUever lepcd.jpg

| alt =

| type = single

| artist = Def Leppard

| album = Adrenalize

| B-side =

• "From the Inside"
• "You Can't Always Get What You Want"
• "Little Wing"

| released = {{start date|1992|8|31|df=y}} (UK){{cite magazine|title=New Releases: Singles|magazine=Music Week|page=17|date=29 August 1992}}

| recorded =

| studio =

| venue =

| length = 5:20

| label = Mercury

| writer =

• Joe Elliott
• Phil Collen
• Robert John "Mutt" Lange

| producer =

• Mike Shipley
• Def Leppard

| prev_title = Make Love Like a Man

| prev_year = 1992

| next_title = Stand Up (Kick Love into Motion)

| next_year = 1992

}}

"Have You Ever Needed Someone So Bad" is a song by English hard rock band Def Leppard from their fifth studio album, Adrenalize (1992). In the United States, the song reached number seven on the Album Rock Tracks charts and number 12 on the Billboard Hot 100, making the song the most successful single from the album in the US. The Acoustic Hippies from Hell, credited on the B-side tracks, was the name used by Def Leppard and the Hothouse Flowers performing together. The song was performed extensively during the Adrenalize and Slang tours but rarely after, most recently being done acoustically during the band's 2019 Vegas residency, and the 2022 Stadium Tour.