Contenders for Labor's new deputy leader

A look at Clare O'Neil and Richard Marles, who are considering tilts for Labor deputy leader, after Anthony Albanese became the only contender for the top job.

Clare O'Neil is considering running for the job of Labor deputy leader. (AAP)

WHO WILL BE LABOR'S DEPUTY LEADER?

CLARE O'NEIL

* Has held the south-east Melbourne seat of Hotham since 2013.

* Is Labor's spokeswoman for financial services and justice.

* Holds the record for being Australia's youngest female mayor after earning the role in the City of Greater Dandenong at 23-years-old.

* Studied arts and law at university before completing a masters at Harvard and becoming a Fullbright Scholar.

* Is from the party's right and has been an advocate for victims of banking industry misconduct.

RICHARD MARLES

* Has held the Geelong based seat of Corio since 2007.

* Was trade minister in 2013 and is now Labor's spokesman for defence.

* Studied law and science at university before working as a lawyer.

* He took his legal skills to the Transport Workers' Union of Australia, rising to federal assistant secretary prior to becoming assistant secretary at the Australian Council of Trade Unions.

* Is from Labor's right faction.

* Co-hosted a show on Sky with former defence minister Christopher Pyne for about three years.