Seselja was born in Canberra Hospital, then called the Woden Valley Hospital, to Ljudevit and Katica Seselja, both immigrants from Croatia (when it was part of Yugoslavia). His mother arrived alone in late 1970, and five months later she married Ljudevit, who had arrived three years earlier.
Zed attended Street Mary MacKillop College. He graduated from the Australian National University with a Bachelor of Arts degree in 1997, a Bachelor of Laws degree in 1999 and a Graduate Diploma in Legal Practice in 2002.
He was elected to the Australian Senate as a representative of the Australian Capital Territory for a term which commenced on 7 September 2013. He was the territory"s 12th Opposition Leader, serving in that position from December 2007 to January 2013. Seselja is of Croatian descent.
Both held two jobs each.
He received a Graduate Certificate in Public Administration in 2000 from the University of Canberra. He was admitted as a legal practitioner in 2002.
While attending university, he worked at Woolworths Supermarkets from 1995-1998. At MacKillop Catholic College (now Street Mary MacKillop College) in 1998 as a cleaner.
At the Australian Fisheries Management Authority from 1998-1999 as a legal assistant.
And at the Commonwealth Department of Transport and Regional Services from 2000-2004 as a policy officer, lawyer, and then a senior lawyer At the 2008 election, Seselja received a quota of 1.49 and was elected first in the seven member Molonglo electorate. At the 2012 election, Seselja moved to the five member Brindabella electorate where he received a quota of 1.8.
He led the Canberra Liberals to their highest ever number of seats, claiming eight in the seventeen member ACT Legislative Assembly.
On 4 February 2013, Seselja stated he would challenge incumbent Senator Gary Humphries (who is himself a former ACT Liberal leader) for Liberal Party pre-selection for the Senate in the Australian federal election, 2013. Seselja was elected to the Australian Senate as Senator for the Australian Capital Territory in the Australian federal election, 2013.
Seselja"s political views have been described as conservative rather than moderate and aligned with the views of former Prime Minister Tony Abbott.
He was a member of the Australian Capital Territory Legislative Assembly from 2004 to 2013.
