Thousands will be running the 26-mile-long route in just a few days as part of the London Marathon.
However, alongside the everyday people, there will also be a few famous faces among the 40,000 participants.
Stars of reality TV, radio DJs, musicians, former footballers, actors, Olympic athletes and even racing drivers will be competing.
If you're heading down to support or take part, you might want to take a look at the list to find out who you could be running into on the big day.
Celebrities running the London Marathon 2023
Marcus Mumford- The frontman of Mumford & Sons is running for the Grenfell Foundation which supports the families and survivors of the 2017 Grenfell Tower Fire.
Adele Roberts- Radio 1 DJ Roberts is running just 18 months after undergoing life-saving bowel cancer surgery. She is running for Nissan which is promoting diversity and raising money for the Attitude Magazine Foundation.
Josh O'Connor- Most known for his role as Prince Charles on The Crown, O'Connor will be among the crowd at the Marathon.
Louis Minchin- The BBC Breakfast host will be running her first London Marathon, however, she has previously completed a number of marathons.
Chris Evans- A radio DJ and TV host, formally hosted TFI Friday, Top Gear and now hosts the Chris Evans Breakfast Show on Sky.
Harry Judd- A drummer from the popular band McFly and also the winner of Strictly Come Dancing in 2011 who also ran the marathon last year.
Sophie Raworth- A journalist and newsreader, mostly seen on the BBC and has previously run 18 marathons.
Eve Muirhead OBE- Former member of Team GB's women's curling team, she is raising money for the My Name'5 Doddie Foundation.
Jack Quickenden- Footballer and former X-Factor contestant is raising money for Sarcoma UK in memory of his brother and father.
Chris Robshaw- Former England rugby union caption is running for the Robshaw Kerslake Foundation which supports young people from less privileged backgrounds.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here