Born 3 minutes apart, Bob and Mike Bryan have been in sync ever since. Their success and longevity in doubles is the result of hard work, mutual respect and a passion for tennis. Currently ranked No.1 in the 2011 men’s doubles bracket, The Bryan Brothers have also held the No.1 spot in 2003, 2005, 2006, 2007, 2009 & 2010. They hold the all-time men’s doubles team record with over 80 titles, including 12 Grand Slam doubles titles. They have won the French Open, U.S. Open, Australian Open and Wimbledon, and have been a driving force on the US Davis Cup Team since 2003.

Bob and Mike Bryan took home the Gold Medal for doubles tennis in the 2012 London Olympics and the Bronze Medal for doubles in the 2008 Beijing Olympics. They are considered the winningest doubles combination in the Open era and in professional tennis history. Their incredible partnership on the courts is inspiring, but there is more to this duo than tennis alone. They are also musicians and have released their own music as The Bryan Bros Band.

A former World No. 1 American professional female tennis champion. She has won three Grand Slam singles titles: the 1998 U.S. Open, 1999 Wimbledon, and the 2000 Australian Open. She also won an Olympic gold medal in singles in 1996. Among active players, Davenport has earned the most career prize money, amassing over $21 million dollars.

Davenport was ranked as the #1 women singles and doubles player several times between 1998 and 2001. She returned to the number one ranking in singles during the latter part of the 2004 season, remaining there throughout most of the 2005 season (being briefly overtaken by Maria Sharapova for seven weeks). She was the year-end #1 player in 1998, 2001, 2004, and 2005. Only three other women have finished #1 at least four times since the computer singles rankings were established in 1975: Steffi Graf (eight times), Martina Navratilova (seven times), and Chris Evert (six times).

Rennae represented Australia for four successive Olympics; Atlanta 1996, Sydney 2000, Athens 2004 and Beijing 2008. She has recorded more doubles victories (60) from 1992 to 2010 on the WTA Tour than any other Australian woman. She was ranked No. 1 in the world in Women's Doubles in 2000 and in 2001, won the season ending WTA Championships with partner Lisa Raymond and named ITF World Champions. She owns 5 Grand Slam Doubles Titles, 2000 Australian Open Women's and Mixed Doubles, 2001 Mixed and Women's U.S. Open Doubles, and Wimbledon Women's Doubles Champion 2004. Rennae was also a French Open Mixed and Women's Doubles finalist in 2000. Rennae is the longest serving member of the Australian Fed Cup Team and retired from her tennis career in 2011.

Rennae is a television color commentator for The Tennis Channel and Australian television.

Mark Knowles is known as the greatest athlete to come out of the Bahamas. He is known for his great accomplishments, longevity and contributions to his country. He has 55 career doubles titles and was ranked No. 1 in Men's Doubles in 2002 and 2004. He holds 3 Grand Slam Doubles Titles; Australian Open 2002, U.S. Open 2004, French Open 2007. He was a finalist at Wimbledon in 2002 and a finalist in 10 other Grand Slams. He was born September 4, 1971 in Nassau, Bahamas and is a 5-time Olympian. For the past 12 years Mark has held the "Mark Knowles Celebrity Tennis Invitational" which raises money for the youth of his country.

Mark most recently teamed up with Xavier Mallise to win the doubles event in San Jose, California on the ATP World Tour. At 40 years old, Mark became the oldest player to win on tour since John McEnroe. Mark is married to Dawn and has three children, Graham 6, Brody 3 and Presley 1 years old. Mark and his family reside in Southlake, Texas. He is still active on the Men's ATP Tour and plays with the Sacramento Capitals during the World TeamTennis season.

Justin debuted at the U.S. Open as a wild card in 1995 winning his first round match. Justin attended UCLA at the time and was part of the 1995-96 NCAA finals against Stanford University. He was in the top 100 on the ATP Tour, but specialized in doubles where he won titles in Newport, RI and has a total of 13 ATP doubles titles to his name.

In 1998, Justin won the Australian and French Open mixed doubles titles with Venus Williams. Unfortunately, due to several injuries his professional tennis career came to an end shortly after having major back surgery in 2006. He has played host to Tennis Channel’s “Open Access” and is one of the premier color commentators for all the Grand Slams.

Beatriz "Gigi" Fernández was the first female Puerto Rican athlete to turn professional, the first Puerto Rican woman to ever win an Olympic gold medal and the first Puerto Rican to be inducted into the International Tennis Hall of Fame.

Fernandez won 17 Grand Slam doubles titles and two Olympic gold medals and reached the World No. 1 ranking in women's doubles. She reached a career high singles ranking of 17 in 1991. Since retiring from the professional tour in 1997 at the age of 33, Fernández has been a tennis coach and entrepreneur.

Born in Monzón, Huesca, Martínez turned professional in 1988. In 1992, she was a silver medalist in doubles at the Olympic Games in Barcelona (partnering Arantxa Sánchez Vicario) and the runner-up in women's doubles at the French Open.

In 1993, Martínez became the first Spanish woman since Lili de Alvarez in 1928 to reach the semifinals at Wimbledon, where she lost to Steffi Graf 7-6, 6-3. Martinez beat Graf for the first and only time in her career, at a tournament in Philadelphia. At the Italian Open, Martinez became the first Spaniard to win the tournament since de Alvarez in 1930.

In 1994, Martínez reached the Wimbledon singles final, where she faced 9-time former Wimbledon champion Martina Navratilova. Navratilova's last Wimbledon triumph had come four years earlier, but many observers felt that the 37 year-old Czech-born American was the favourite going into the match given her long track record of success on grass courts, whereas Martínez's most significant tournament victories up to that time had been on slower-playing surfaces, particularly clay courts. Martínez, however, won the match 6-4, 3-6, 6-3.

Corina is of Romanian heritage and turned professional in 1994. Morariu's highest singles ranking was No. 29 in 1998 but excelled in doubles play and was ranked the world's number one female doubles player in 2000 mostly with Davenport as her partner. In May of 2001, Morariu was diagnosed with leukemia and began a treatment program of chemotherapy. Fortunately, Corina made a full recovery and returned to competition in 2002. She was awarded the "Corina Comeback" Award by Jennifer Capriati. In 2002-3 Corina injured her shoulder which required surgery and later suffered a knee injury that kept her from competing for the rest of the year.

Wayne Ferreira was born in South Africa. As a junior player, Ferreira was ranked the world's No. 1 junior doubles player and No. 6 junior singles player. He won the junior doubles title at the US Open in 1989. Ferreira turned professional in 1989. He won his first top-level doubles title in Adelaide in 1991.

1992 was Ferreira's breakthourgh year on the tour. He started out by reaching the semi-finals of the Australian Open. He then won his first top-level singles title at Queen's Club, London. His second singles title came just a few weeks later at Schenectady, New York. He also teamed-up with Piet Norval to win the men's doubles Silver Medal for South Africa at the 1992 Olympic Games in Barcelona.

Liga was born May 21, 1983 in Riga, Latvia. She was introduced to tennis at age 6 by her father Aivars, who also was her coach from age 10 until recent years.

She was number 1 in Latvia for a consecutive 5 years (2002-2007), is currently number 3 in singles and number 1 in doubles. Liga has represented Latvia many times in the Fed Cup competition including this year’s Fed Cup competition in Egypt.

Murphy Jensen was unheard of in the professional tennis world until 1993 when he and his brother, Luke Jensen, won the men's doubles title at the French Open. He quickly made headlines in the tennis world for his outstanding playing abilities. Murphy has won 4 ATP Tour doubles titles: French Open; Washington; Nottingham, England & Long Island.

Since retiring from the professional circuit, Murphy has made his home in Hollywood, California, where he has acted in films such as Wimbledon and more recently Tennis, Anyone?. He has also worked as a host on the Tennis Channel, in the program Open Access. The show had Murphy traveling to different parts of the world where he gave insight into the private lives of tennis superstars.

One of this year’s Esurance Tennis Classic Coaches and MCs, Wayne Bryan, the father of Mike and Bob Bryan, has been an important part of the national tennis scene for over two decades. Coach Bryan was the coach of the Idaho Sneakers of World Team Tennis in 1999 and he coached the Sacramento Capitals to the World Team Tennis Championship in 2002 and 2007. He was named the WTT Coach of the Year in 2004, 2005, and 2006. Bryan was named Pro of the Year by the PTR in February of 2008. Bryan does intros, "on court interviews", tennis clinics, television commentary, and other emcee work for the ATP Tour, Champion Series, and several exhibition and charity events each year. He is a frequent national clinician and speaker. He also makes numerous appearances each year as a front man for his two bands, The Wayne Bryan Band and The Bryan Bros. Band. Wayne will be the recipient of this 2012 Classic Award presented by The Harbor Point Charitable Foundation.