Spanning 10 years, Jessica's achievements make her one of Great Britain's most decorated athletes.
Born in Sheffield
Jessica was born in Sheffield on 28th January to parents, Vin and Alison.
The journey begins
After meeting Toni Minichiello, who would go on to become her longstanding coach, Jessica starts to compete in junior athletics.
In the medals
In first senior championships, Jessica wins a brilliant bronze at the Melbourne Commonwealth Games.
Jessica breaks the British under-23 heptathlon record set by Denise Lewis in 1994. In doing so, she jumps 1.95m to equal the British high jump record for women.
Injury forces Jessica to withdraw from the Olympic Games. Scans reveal broken bones in her right foot that mean she cannot compete in Beijing.
Jessica wins heptathlon gold at the World Championships in Berlin with a new lifetime best of 6731 points, putting her second behind Lewis on the British all-time list.
Jessica comes third in the BBC Sports Personality of the Year award and is named Sportswoman of the Year by the British Sports Journalists' Association.
With a new British and Championship record of 4937 points, Jessica wins pentathlon gold at the World Indoor Championships in Doha.
Best in Europe
Jessica wins gold again in the heptathlon at the European Championships, Barcelona. She sets a new personal best of 6823 points.
In recognition of her sporting achievements, Jessica is included in the Queen's Birthday Honours list and appointed an MBE.
Silver to gold
After coming second behind the Russion athelte, Tatyana Chernova in Daegu at the World Championships, Jessica's medal is later upgraded to gold.
Jessica breaks Denise Lewis's British heptahlon record in Gotzis by racking up a total of 6906 points.
Jessica takes heptathlon gold at the Olympics in London, sets a new personal best with 6955 points, and becomes a sporting legend in front of her home crowd.
Pride of Sheffield
Jesscia is awarded the Freedom of the City of Sheffield and a city centre postbox is painted gold in recognition of her Olympic success.
Second at SPOTY
Jessica finishes behind Bradley Wiggins and above Andy Murray at the BBC Sports Personality of the Year awards – her third appearance in the top three.
Back to the Palace
Jessica receives a CBE for her services to athletics in the Queen's New Year Honours List.
In a gorgeous Derbyshire wedding, Jessica marries Andy, her childhood sweetheart. She changes her name to Jessica Ennis-Hill.
After announcing she is pregnant, Jessica confirms that she will not compete at the Commonwealth Games in Glasgow.
Jessica gives birth to a beautiful baby boy called Reggie and begins an exciting new phase of her life.
On her return to athletics, Jessica wins another world championship, triumphing with a score of 6669 points in Beijing.
In what would be her final major competition, Jessica claims heptathlon silver at the Rio Olympics, just 35 points off gold.
End of an era
Jessica announces her retirement from athletics. She says she always wanted to leave the sport on a high, has no regrets and leaves with "amazing memories".