1991 Newsweek Champions Cup and the Virginia Slims of Palm Springs

{{Use mdy dates|date=August 2023}}

{{Infobox tennis event|1991|Newsweek Champions Cup|Virginia Slims of Palm Springs|

| date = March 2–16

| edition = 18th

| prize_money=$750,000

| surface=Hard / outdoor

| location=Indian Wells, California, US

| champms = {{flagicon|USA}} Jim Courier{{cite web|title=1991 Indian Wells – Men's singles draw|url=https://www.atptour.com/en/scores/archive/indian-wells/404/1991/draws?matchtype=singles|publisher=Association of Tennis Professionals (ATP)}}

| champws = {{flagicon|USA}} Martina Navratilova

| champmd = {{flagicon|USA}} Jim Courier / {{flagicon|ESP}} Javier Sánchez{{cite web|title=1991 Indian Wells – Men's doubles draw|url=https://www.atptour.com/en/scores/archive/indian-wells/404/1991/draws?matchtype=doubles|publisher=Association of Tennis Professionals (ATP)}}

| champwd = See Women's doubles note

}}

The 1991 Newsweek Champions Cup and the Virginia Slims of Palm Springs were tennis tournaments played on outdoor hard courts. It was the 18th edition of the tournament, and was part of the ATP Super 9 of the 1991 ATP Tour, and of the Tier II Series of the 1991 WTA Tour. It was held from March 2 through March 16, 1991.

In the men's tournament, Jim Courier won both the singles and doubles tournaments, partnering Javier Sánchez in the latter. This is the first time ever that a male player achieved both titles at the same year.{{cite news|title=BNP Paribas Open to Award $1 Million Bonus to Any Player Who Captures Both Singles and Doubles Titles at 2018 Event|url=https://bnpparibasopen.com/news/bnp-paribas-open-award-1-million-bonus-player-captures-singles-doubles-titles-2018-event/|access-date=March 6, 2018|publisher=BNP Paribas Open|date=March 3, 2018}}