Meet the 2020 US Democratic presidential candidates

All candidates except U.S. Senator Cory Booker raise their hands while responding to a question that they would currently support the original Iran nuclear agreement during the first U.S. 2020 presidential election Democratic candidates debate in Miami, Florida, U.S., June 26, 2019. REUTERS/Mike Segar

Less than two years out from the 2020 US presidential election, the pool of Democratic candidates vying for their party’s nomination is among the largest and most diverse in United States history.

With 24 candidates already in the race and a number of individuals yet to announce their campaign, the list is likely to grow as the US primary season gets closer.

Here is a look at who has thrown their name in the race so far:

Michael Bennet, 54

Michael Bennet

Joe Biden, 76

Joe Biden

Bill de Blasio, 58

Bill de Blasio

Cory Booker, 49

Cory Booker

Steven Bullock, 53

Steven Bullock

Pete Buttigieg, 37

Pete Buttigieg

Julian Castro, 44

Julian Castro

John Delaney, 56

John Delaney

Tulsi Gabbard, 38

Tulsi Gabbard

Kirsten Gillibrand, 52

Kirsten Gillibrand

Mike Gravel, 89

Mike Gravel

Kamala Harris, 54

Kamala Harris

Jay Inslee, 68

Jay Inslee

Amy Klobuchar, 58

Amy Klobuchar

Wayne Messam, 44

Wayne Messam

Seth Moulton, 40

Seth Moulton

Beto O’Rourke, 46

Beto O’Rourke

Tim Ryan, 45

Tim Ryan

Bernie Sanders, 77

Bernie Sanders

Tom Steyer, 62

Tom Steyer

Joe Sestak, 67

Joe Sestak

Elizabeth Warren, 69

Elizabeth Warren

Marianne Williamson, 66

Marianne Williamson

Andrew Yang, 44

Andrew Yang