1999 Paris Open

{{TennisEventInfo|1999|Paris Open|

| date= 1–8 November

| edition=27th

| category=ATP Super 9

| draw=48S / 24D

| prize_money=$2,300,000

| surface=Carpet / indoor

| location=Paris, France

| venue=Palais omnisports de Paris-Bercy

| champs={{flagicon|USA}} Andre Agassi{{cite web|title=1999 Paris – Singles draw|url=https://www.atptour.com/en/scores/archive/paris/352/1999/draws?matchType=singles|publisher=Association of Tennis Professionals (ATP)}}

| champd={{flagicon|CAN}} Sébastien Lareau / {{flagicon|USA}} Alex O'Brien{{cite web|title=1999 Paris – Doubles draw|url=https://www.atptour.com/en/scores/archive/paris/352/1999/draws?matchType=singles|publisher=Association of Tennis Professionals (ATP)}}

| after_name=Paris Masters

| main_name = Paris Masters

}}

The 1999 Paris Open was a men's tennis tournament played on indoor carpet courts. It was the 27th edition of the Paris Masters, and is part of the ATP Super 9 of the 1999 ATP Tour. It took place at the Palais omnisports de Paris-Bercy in Paris, France, from 1 November through 8 November 1999. First-seeded Andre Agassi won the singles title.