Landon Donovan will be the man to lead the United States attack in South Africa.
Clint Dempsey - Midfielder
Clint Dempsey will be the man asked to score big goals for the U.S. from his midfield position.
Jozy Altidore - Forward
The big man up top, Jozy Altidore will be the number one goal-getter for the U.S. in South Africa.
Tim Howard - Goalkeeper
One of the best in the world, Tim Howard will be calling on all his goal-stopping expertise against the world's best.
Carlos Bocanegra - Defender
U.S. captain Carlos Bocanegra will be expected to provide a calming influence over the back four against the world's most dangerous teams.
Oguchi Onyewu - Defender
The big man at the back, Oguchi Onyewu is recovering from a major knee injury but will still be expected to shut down the likes of Wayne Rooney.
Michael Bradley - Midfielder
A solid two-way midfielder with loads of European experience, Michael Bradley will need to be at his best to take on the world.
Stuart Holden - Midfielder
Up and coming star Stuart Holden has shown glimpses of greatness at Bolton, but he'll need to be even better for the Stars and Stripes this summer.
DaMarcus Beasley - Midfielder
DaMarcus Beasley's return to the national team was a longshot after being dropped last year, but he's come on strong since then and earned himself a spot in his third World Cup.
Maurice Edu - Midfielder
After earning a starting spot with Rangers this season in the SPL, Maurice Edu will have to call on all that experience to play big in the U.S. central midfield.
Benny Feilhaber - Midfielder
The creative spark in the midfield, Benny Feilhaber will need to raise his game in South Africa this summer to make a strong impact.
Steve Cherundolo - Defender
Having spent his entire career in the Bundesliga, Steve Cherundolo is ready for anything with loads of experience as a right back.
Jay DeMerit - Defender
A true rags-to-riches story, Jay DeMerit made his way from Wisconsin to the Premier League just a few years back, but he's ready to do even more this summer.
Marcus Hahnemann - Goalkeeper
After an outstanding season in the Premier League, Marcus Hahnemann earned himself the opportunity to back up Tim Howard at the World Cup.
Ricardo Clark - Midfielder
After winning himself a Bundesliga club contract this season with Frankfurt, Ricardo Clark has shown all the tools to be a defensive stopper in the U.S. midfield, but he can also launch a rocket of a shot.
Jonathan Spector - Defender
The most versatile American defender, Jonathan Spector might be called upon to play a variety of roles in South Africa.
Jose Francisco Torres - Midfielder
With loads of experience playing in Mexico, Jose Francisco Torres will be expected to deliver this summer in South Africa.
Clarence Goodson - Defender
The tall defender Clarence Goodson showed well enough in World Cup qualifying to earn himself a spot on the last 23 roster.
Edson Buddle - Forward
The most in-form striker in Major League Soccer, Edson Buddle will look to continue his solid form against international competition.
Herculez Gomez - Forward
A longshot to make the team just a month ago, Herculez Gomez's goalscoring exploits in the Mexican league have made him must-have for Bob Bradley this summer.
Brad Guzan - Goalkeeper
The future of American goalkeeping, Brad Guzan will be in South Africa for the big-time experience of a lifetime, but he'll be ready if the call comes.
Robbie Findley - Forward
Perhaps the biggest roster surprise, Robbie Findley made his mark leading club team Real Salt Lake to last year's MLS Cup, but this is a much bigger stage.
Jonathan Bornstein - Defender
The Chivas USA left back is always comfortable going forward and providing an offensive spark, but he'll have to concentrate on his defensive duties more than ever in South Africa.