2004 Tennis Masters Cup

The 2004 Tennis Masters Cup was a men's tennis tournament played on outdoor hard courts. It was the 35th edition of the year-end singles championships, the 30th edition of the year-end doubles championships, and was part of the 2004 ATP Tour. It took place at the Westside Tennis Club in Houston, Texas, United States, from November 13 through November 21, 2004. Roger Federer won the singles title.

Singles
Roger Federer defeated 🇦🇺 Lleyton Hewitt, 6–3, 6–2
 * It was Federer's 11th title of the year, and his 22nd overall. It was his 2nd consecutive year-end championships title.

Doubles
🇺🇸 Bob Bryan / 🇺🇸 Mike Bryan defeated Wayne Black /  Kevin Ullyett, 4–6, 7–5, 6–4, 6–2

Points and prize money

 * RR is points or prize money won in the round robin stage.
 * 1 Prize money for doubles is per team.
 * 2 Participation fee for 1 RR match is $45,000 and for 2 RR matches is $70,000.
 * An undefeated singles champion would earn the maximum 750 points and $1,520,000 in prize money ($120,000 participation, $360,000 undefeated round robin, $370,000 semifinal win, $700,000 final win)
 * An undefeated doubles champion would earn the maximum 750 points and $220,000 in prize money ($50,000 participation, $45,000 undefeated round robin, $25,000 semifinal win, $100,000 final win). While each of them would get 1,500 points, the $220,000 would be split, so $110,000 for each member of the team.

Doubles
1 Malisse and Rochus qualified due to winning French Open and a top 20 finish according to the rules