Cory Booker, 49
US senator from New Jersey
Elected to Senate in 2013; former mayor of Newark; Rhodes Scholar.
Pete Buttigieg, 37
Mayor of South Bend, Indiana
Afghanistan war veteran; Rhodes Scholar. If elected, would be first openly gay president.
Julián Castro, 44
Former HUD secretary
Served as President Obama’s secretary of Housing and Urban Development; former mayor of San Antonio.
John Delaney, 55
Former US representative from Maryland
Served three terms in US House; first Democrat to announce bid for president in 2020.
Tulsi Gabbard, 37
US representative from Hawaii
Iraq war veteran; in 2002, at age 21, became youngest woman elected to a state Legislature.
Kirsten Gillibrand, 52
Us senator from New York
Appointed to replace Hillary Clinton in Senate in 2009; went on to win special election and get reelected.
Kamala Harris, 54
US senator from California
Elected to Senate in 2016; former California attorney general and San Francisco district attorney.
John Hickenlooper, 67
Former governor of Colorado
Former brewer and Denver mayor before twice being elected governor.
Jay Inslee, 68
Governor of Washington state
Served in US House before twice being elected governor.
Amy Klobuchar, 58
US senator from Minnesota
Served as elected prosecutor before being elected to Senate in 2006.
Beto O’Rourke, 46
Former US representative from Texas
Ran unsuccessfully against US Senator Ted Cruz in 2018; served three terms in US House; former El Paso city councilor.
Bernie Sanders, 77
US senator from Vermont
Elected to US Senate as in Independent in 2006; served eight terms in US House.
Elizabeth Warren, 69
US senator from Massachusetts
Former Harvard Law School professor; named by President Obama to set up Consumer Financial Protection Bureau in 2010; elected to Senate in 2012.
Marianne Williamson, 66
Author and speaker
Has written more than a dozen books; founded nonprofit to support people living with AIDS.
Andrew Yang, 44
Founded nonprofit fellowship program; supports government providing a universal basic income for all American adults.
* Democratic candidates for president as of March 15. Source: Boston GlobeSend comments to email@example.com.