Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
- Sandy Koufax, baseball, 1966 ($125,000)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
- Sandy Koufax, baseball, 1966 ($125,000)
- Kimi Raikkonen, auto racing, c. 2007 ($45,000,000 - contract and endorsements)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
- Sandy Koufax, baseball, 1966 ($125,000)
- Kimi Raikkonen, auto racing, c. 2007 ($45,000,000 - contract and endorsements)
- Dale Earnhardt, Jr., NASCAR, 2009 season ($30 million earnings)
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
- Sandy Koufax, baseball, 1966 ($125,000)
- Kimi Raikkonen, auto racing, c. 2007 ($45,000,000 - contract and endorsements)
- Dale Earnhardt, Jr., NASCAR, 2009 season ($30 million earnings)
- Alex Rodriguez, baseball, average $27.5 million per year over ten years, signed 2008
Just to point out the sad and pathetic state of my sports knowledge–here’s a nice fat #12 staring me in the face with nobody near it…and I’m just sitting here waiting for somebody to claim #13 and start a new Dozen! 
Athletes who have been the highest-paid player in their sport (with the sport and the year they signed the contract)
- Barry Bonds, baseball, 1993. (est. $7,000,000)
- Byron “Whizzer” White, NFL, 1938 ($15,800)
- Tiger Woods, 2003-2007. Golf.
- Babe Ruth, baseball, 1930 ($80,000)
- Kobe Bryant, basketball, 2011 (est $45,000,000 - contract and endorsements)
- Payton Manning, NFL, 2010. ($15.8 million salary & another $15 million in endorsements)
- David Beckham, 2004 when he signed with Real Madrid.
- Mildred Ella “Babe” Didrikson Zaharias, 1950 - 1952. Golf.
- Sandy Koufax, baseball, 1966 ($125,000)
- Kimi Raikkonen, auto racing, c. 2007 ($45,000,000 - contract and endorsements)
- Dale Earnhardt, Jr., NASCAR, 2009 season ($30 million earnings)
- Alex Rodriguez, baseball, average $27.5 million per year over ten years, signed 2008
- Michael Jordan, basketball, about $30 million in 1998 plus God knows how much in endorsements.
Since I started this category, I’ll pass on starting another.
Okay, I’ll start one then. 
Famous dragons:
- Smaug (The Hobbit)