Ryo Ishikawa and Rory McIlroy (Harry How/Getty Images)
AUGUSTA, GA - APRIL 09: Ryo Ishikawa (L) of Japan walks with Rory McIlroy of Northern Ireland to the second green during the first round of the 2009 Masters Tournament at Augusta National Golf Club on April 9, 2009 in Augusta, Georgia. (Photo by Harry How/Getty Images)
Ryo Ishikawa, 18
He’s only 18 years old and already has seven Japan Tour wins under his belt. Last year, he became the youngest player ever to reach the top 50 in the World Golf Rankings. Most recently, he won the Crowns with a record-setting final round of 58. Although he has yet to win a tournament on American soil, it’s a safe bet he will eventually do so. And did we mention he’s only 18?
Rory McIlroy, 21
One of the most buzzed-about players on the Tour, McIlroy won his first tournament this year with a record-setting performance at Quail Hollow. The win vaulted the Northern Ireland native into the top 10 in the World Golf Rankings. He finished T3 at the 2009 PGA Championship and 2010 British Open. On top of that, he earned himself a spot on EA Sports’ “Tiger Woods PGA Tour 11” video game.
Rickie Fowler, 21
After spending several weeks as the world’s No. 1 amateur golfer, the 21-year-old California native turned pro and inked impressive sponsorship deals with Titleist and Puma — the latter supplying his colorful on-course fashions.
Anthony Kim, 25
After turning pro in 2006, Anthony Kim has quickly established himself as a force on the PGA Tour. His first win came at the 2008 Wachovia Open. The former Oklahoma Sooner won the Houston Open in April and took third at the Masters.
Jason Day, 22
Australian Jason Day won his first PGA Tour event at the 2010 Byron Nelson Championship. He's the youngest winner on the Nationwide Tour, where he notched his first victory at the age of 19 at the 2007 Legend Financial Group Classic.
Chris Wood, 22
Wood has made his professional mark at the British Open, where he finished tied for fifth as an amateur in 2008 and then third as a professional in 2009. The Bristol, England native was named the European Tour rookie of the year in 2009.
Dustin Johnson, 25
Johnson turned pro in 2007 after a successful career at Coastal Carolina University. He gained his first victory at Turning Stone Resort Championship, and his second months later at AT&T Pebble Beach National Pro-Am — a title he successfully defended in 2010.
Martin Kaymer, 25
Kaymer has five European Tour victories to his credit, including the 2008 BMW International Open, the 2009 Scottish Open and two wins at the Abu Dhabi Golf Championship. The native German has been a fixture in the top 100 of the World Golf Rankings since his rookie season.
Ricky Barnes, 28
Barnes finished second at the 2009 US Open at Bethpage Black. He rocketed up the leaderboard at the 2010 Memorial Tournament by shooting a 62 in the third round. He finished that tournament tied for third.
Brendon De Jonge, 29
This Virginia Tech grad finished third at the 2010 Puerto Rico Open and fourth at Quail Hollow.
Jordan Spieth, 16
Only five golfers younger than Spieth have made a PGA Tour cut, which he accomplished at the 2010 Byron Nelson Championship. He is the two-time defending U.S. Junior Amateur champion and will have a chance to tie Tiger Woods as the only ones to win the event three consecutive times.
Alex Prugh, 25
The Spokane, Wash. native won the 2009 Michael Hill New Zealand Open on the Nationwide Tour. He has three top-ten finishes on the PGA Tour so far in 2010.
Adam Scott, 29
He won’t be among the under-30 crowd for much longer, but Adam Scott certainly made the most of his 20s. The Aussie has been ranked as high as No. 3 in the World Golf Rankings and holds seven career PGA Tour victories. Scott is the youngest golfer to win The Players Championship, a feat he accomplished in 2003 at age 23.
Camilo Villegas, 28
Villegas earned his PGA Tour card in 2006 and has been a consistent presence ever since, earning as high as a No. 7 world ranking. Most recently, he won the 2010 Honda Classic. He finished second in the FedEx Cup points standings in 2008 after winning two tour events and finishing in the top 10 seven times that season.
Nick Taylor, 22
The University of Washington Huskie won the Canadian Amateur Championship in 2007. He tied for 36th place at the 2009 U.S. Open — the best showing of the tournament by an amateur that year.
Martin Laird, 27
Laird notched his first PGA Tour win at the 2009 Justin Timberlake Shriners Hospitals for Children Open. The Scotland native has yet to make the cut at a major.
Brandt Snedeker, 29
The 2007 PGA Tour Rookie of the Year has two top-10 finishes at majors, including a tie for third at the 2008 Masters. He tied for second at the 2010 Farmers Insurance Open.
Marc Leishman, 26
The 2009 PGA Tour rookie of the year finished 47th on the money list. He's continued his success in 2010 with four top-25 finishes already.
Ryan Moore, 27
Moore’s lone PGA Tour win came in 2009 at the Wyndham Championship, which he won in a playoff against Jason Bohn and Kevin Stadler. He finished as high as 10th at the Masters and ninth at the PGA Championship.
Michael Sim, 25
Sim scored Nationwide Tour wins at the PalmettoPride Classic in 2006 and the Stonebrae Classic in 2009. He was the top money winner on the Nationwide Tour in 2009.
Kevin Na, 26
Na had nine top-10 finishes in 2009, and he's built on that momentum in 2010. He's already earned a tie for second at the Arnold Palmer Invitational and a tie for eighth at the Bob Hope Classic.
Ross Fisher, 29
Fisher has three European Tour wins to his credit. He finished fifth in the 2009 US Open at Bethpage Black. He’s currently among the top 40 in the World Golf Rankings.
D.J. Trahan, 29
Trahan has two PGA Tour wins to his credit, most recently the Bob Hope Classic in 2008. The Clemson Athletic Hall of Famer also has 18 top-10 finishes.
Andrew Dodt, 24
Dodt won the 2010 Avantha Masters, a co-sanctioned event between the Asian and European tours.
Hunter Mahan, 27
Mahan has four top-10 finishes in major tournaments, and was tapped as a captain of the 2007 Presidents Cup team. He won his second PGA Tour event at the 2010 Phoenix Open.
Nick Watney, 29
Watney has two PGA Tour wins to his credit, including the 2007 Zurich Classic and the 2009 Buick Invitational. The California native finished seventh at the 2010 Masters.
Danny Willett, 21
Willett played his college golf at Jacksonville State. He won the English Amateur Championship as a 19-year-old.
Sean O'Hair, 27
O’Hair has three PGA Tour wins to his name, including the 2009 Quail Hollow Championship. He finished tied for 10th at the 2009 Masters.
Troy Merritt, 24
Merritt turned pro in 2008 after a successful collegiate career at Boise State. His first Nationwide Tour win came at the 2009 Mexico Open.
Jamie Lovemark, 22
Lovemark tied for first with Troy Matteson and Rickie Fowler at the Frys.com Open in 2009, finishing second in the playoff. The former USC standout has four top-10 finishes on the Nationwide Tour in 2010.
Noh Seung-Yul, 18
Noh is the second-youngest player to win a European Tour event, which he accomplished at the 2010 Malaysian Open. He also has an Asian Tour win to his credit.
Yuta Ikeda, 24
Ikeda has cracked the top 50 of the World Golf Rankings, thanks to four career wins on the Japan Golf Tour.
Pablo Martin, 24
The Spanish-born Martin was given the 2006 Haskins Award as the top college golfer during his time at Oklahoma State. He has two European Tour wins to his credit — most recently the Alfred Dunhill Championship in 2009.
J.B. Holmes, 28
The former Kentucky Wildcat has two PGA Tour wins to his credit — both coming at the FBR Open. Known for his impressive long-distance driving, Holmes won a playoff against Phil Mickelson to win the ’08 FBR Open.
Rhys Davies, 24
Davies captured his first European Tour win at the 2010 Trophee Hassan II. The Welshman played his college golf at East Tennessee State.
Aaron Baddeley, 29
Baddeley has two PGA Tour wins to his credit, including the 2006 Heritage. He cracked the top 50 of the World Golf Rankings in 2007 after a win at the FBR Open.
Danny Lee, 19
Lee turned pro in 2009. His success has been limited, but his potential has proven immense. He’ll compete in the 2010 BMW PGA Championship at Wentworth.
Shane Lowry, 23
Lowry burst onto the scene in 2009 with a surprise win at the Irish Open as an amateur. He turned pro shortly thereafter. A fourth-place finish at the Abu Dhabi Golf Championship in 2010 propelled in into the top 100 of the World Golf Rankings.
Charl Schwartzel, 25
He’s only 25, but it Schwartzel has been on the scene for a while after earning his European Tour card in 2003. He has six wins to his credit between the European Tour — including the 2008 Madrid Masters — and the Sunshine Tour. He’s yet to finish higher than a tie for 30th place in a major.
Webb Simpson, 24
Simpson has three top-20 finishes in 2010 after picking up four top-10 finishes in 2009. The North Carolina native was a three-time All-American at Wake Forest.
Francesco Molinari, 27
Molinari cracked the top 50 in the World Golf Rankings after a solid season in which he placed 10th at the PGA Championship and 13th at the British Open. His older brother, Edoardo, is also one of the sport’s top young talents.
Matteo Manassero, 17
This Italian prodigy became the youngest player to make the cut at the Masters this year at 16 years, 11 months and 22 days. The former world No. 1 amateur ended up finishing tied for 36th at the Masters. He officially turned pro in May 2010.