Ronaldo was born Ronaldo Luis Nazario de Lima in Rio de Janeiro, Brazil. Ronaldo's parents separated when he was 11 years of age. Ronaldo has a younger brother Nelio Jr.

In picture: Ronaldo with girlfriend Celina Locks

Ronaldo was nicknamed 'El Fenomeno' which means The Phenomenon. He is considered to be one of the greatest footballers in history.

In picture: Ronaldo with girlfriend Celina Locks

Ronaldo is known for his fine speed in dribbling the ball as well as the clinical finishers he would post.

In picture: Ronaldo with girlfriend Celina Locks

In 1993, at the age of 16, Ronaldo began his career in football when he played for Cruzeiro. He played a total of 14 matches with 12 goals. In the 1990s, Ronaldo played for clubs such as Barcelona, Cruzeiro, PSV and Inter Milan. Ronaldo played for Barcelona between 1996-97 in 37 matches scoring 34 goals.

In picture: Ronaldo with family

In the next five years up to 2002, Ronaldo played for Inter Milan in 68 matches with 49 goals to his name.

In picture: Ronaldo with girlfriend Celina Locks

Ronaldo played for Real Madrid from 2002 to 2007. He went on to play 127 matches and score 83 goals during his time at the club.

Following his departure from Real Madrid, Ronaldo went on to play for AC Milan and Corinthians. 

In picture: Ronaldo with girlfriend Celina Locks and friends.

Ronaldo has played a total of 343 games and scored 247 goals in his club career.

Ronaldo made his debut for the Brazil national team in 1994 and went on to play until 2011. 

Ronaldo played 98 international matches and has scored 62 goals.

In picture: Ronaldo with girlfriend Celina Locks at an event.

Ronaldo is the second-highest goalscorer in FIFA World Cup history. He has scored 15 goals for Brazil in the 3 World Cup appearances he made.

In picture: Ronaldo with girlfriend Celina Locks and kids

Ronaldo is also the second-highest goalscorer of all time for Brazil behind Pele.

In picture: Ronaldo with girlfriend Celina Locks and kids.

Ronaldo has won the Ballon d'Or on two occasions - 1997 and 2002.

In picture: Ronaldo with girlfriend Celina Locks

During the 1998 World Cup, Ronaldo won the Golden Ball as he took Brazil into the finals where they lost to France.

In picture: Ronaldo with girlfriend Celina Locks and Naomi Campbell.

Ronaldo was part of the famous three along with Rivaldo and Ronaldinho during the 2002 World Cup. Ronaldo was the highest goalscorer with 8 goals in the tournament.

In picture: Ronaldo with girlfriend Celina Locks and family.

On the personal front, Ronaldo married Brazilian model-actress Susana Werner  in 1997 but the couple never got married and parted ways in 1999.

In picture: Ronaldo with girlfriend Celina Locks

In April 1999, Ronaldo got married to Milene Domingues, a Brazilian footballer. The couple split in 2003.

In picture: Ronaldo with girlfriend Celina Locks and friends.

Ronaldo then went on to marry model and TV host Daniela Cicarelli in a luxury wedding but their marriage that lasted only three months.

In picture: Ronaldo with girlfriend Celina Locks

Ronaldo later went on to get engaged to Maria Beatriz Antony. The couple have two daughters together. However the couple parted ways in 2012.

In picture: Ronaldo with girlfriend Celina Locks

Since 2015, Ronaldo has been in a steady relationship with model Celina Locks. Celina who is 14 years younger to Ronaldo. 

In picture: Ronaldo with his Real Madrid teammate and France legend Zinedine Zidane

In picture: Ronaldo and former Real Madrid striker and England footballer David Beckham.

In picture: Ronaldo with another former Brazil star player Ronaldinho during a training session.

In picture: Ronaldo and his Brazilian teammate Roberto Carlos share a hearty laugh.

Then and Now: When Ronaldo caught up with David Beckham and Roberto Carlos.

In picture: Ronaldo with Jamaican sprint king Usain Bolt.

Ronaldo is one of the most gifted players on the field in football but is also one of the most caring and kind persons off the field.