If I Ain't Got You

Keys said that the idea of the song was inspired by Aaliyah's death: "The song idea came together right after Aaliyah passed away. It was such a sad time and no one wanted to believe it. It just made everything crystal clear to me—what matters, and what doesn't."^[5]

In September 2020, Keys revealed that she almost offered the song to Christina Aguilera, as the singer wanted to work with Keys.^[6] She eventually wrote the song "Impossible" for Aguilera's album Stripped.^[7] There is a remix of the song that features additional vocals by Usher.

"If I Ain't Got You" received generally positive reviews from music critics.^[8][9][10] Ranking "The 100 Greatest Songs of 2004" Billboard listed the song at 16, describing it as an "instant-classic love song boils true romance down to one simple phrase" finding it "timeless and lived-in that was also a perfect hit for modern pop and R&B", thanks to "her signature piano playing and yearning vocal".^[11] Matthew Singer of Time Out wrote that the song "is a reminder to live in the present, and hold the one we love close as everything is transient", finding it congruent with the inspiration at the death of Aaliyah.^[12] In February 2025, Billboard ranked the song at number thirteen on their list of The Top 50 R&B Love Songs of All Time.^[13] In August 2025, the song was ranked at number 23 on Billboard's list of Top R&B/Rap Songs of the 21st Century.^[14]

"If I Ain't Got You" debuted on the Billboard Hot 100 at number sixty-four on the issue dated March 6, 2004,^[15] peaking at number four, four months later, on July 3, 2004. It spent twenty non-consecutive weeks in the top ten, one of the longest stays of any song that year and outlasting many number-one singles.^[16] The song topped the Hot R&B/Hip-Hop Songs on May 1, 2004, and spent six non-consecutive weeks atop the chart. It was also successful on Billboard component charts, reaching number five on the Rhythmic Top 40 and number nine on the Mainstream Top 40.^[17] The single was ultimately placed at number three on the Billboard Year-End Hot 100 chart of 2004.^[18]

In the United Kingdom, "If I Ain't Got You" debuted and peaked at number eighteen on the UK Singles Chart for the week ending April 10, 2004.^[19] In late September 2009, the single returned to the chart at number fifty-four.^[20]

In September 2016, Keys appeared on The Voice as a coach, with a contestant singing the song, and it made a new entry into the R&B/Hip Hop singles charts, driving total sales up to 1.5  million units.^[21] By August 2020, the song had reached 4× Platinum certification.^[22]

The music video for "If I Ain't Got You", directed by Diane Martel, was filmed in Harlem, New York City, and features a cameo by rapper and actor Method Man as Keys' on-screen boyfriend.^[23] The video shows Alicia (as the female protagonist) and her boyfriend (portrayed by Method Man) happily moving into an apartment. Over time, the couple argues to the point where the boyfriend leaves the apartment, leaving her distraught. The extended (five-minute) version of the video reveals, unbeknownst to still-devastated Alicia, the boyfriend eventually arrested by the police for drug charges, which he denies.

Personnel are adapted from the liner notes of The Diary of Alicia Keys.^[40]

• In 2015, James Bay covered the song as part of his James Bay Spotify Session 2015. The song was certified Gold by Recorded Music NZ (RMNZ) in 2024.^[92]

• Billboard Year-End Hot 100 singles of 2004
• List of Hot R&B/Hip-Hop Singles & Tracks number ones of 2004