Our Judges


  • Photo of Andromache Karakatsanis Andromache Karakatsanis
  • Photo of Katherine van Rensburg Katherine van Rensburg

Andromache Karakatsanis


Justice Andromache Karakatsanis was appointed to the Supreme Court of Canada in October 2011. She was appointed a judge of the Court of Appeal for Ontario in March 2010 and a judge of the Ontario Superior Court of Justice in December 2002.

Justice Karakatsanis is a graduate of the University of Toronto and Osgoode Hall Law School.

Following her call to the Bar in 1982, Andromache Karakatsanis was appointed law clerk to the Ontario Court of Appeal. In private practice, she practiced criminal, civil and family litigation in Toronto for several years. She then served in the Ontario Public Service for 15 years in a number of senior positions.

During her career in public service, Andromache Karakatsanis served as Chair and Chief Executive Officer of the Liquor Licence Board of Ontario (1988-1995); as Assistant Deputy Attorney General and Secretary of the Ontario Native Affairs Secretariat (1995-1997); and as Deputy Attorney General (1997-2000).

Andromache Karakatsanis served as Ontario’s Secretary of the Cabinet and Clerk of the Executive Council from July 2000 to November 2002. As the senior public servant in Ontario, she provided leadership to the Ontario Public Service and the deputy ministers.

While in the public service, Justice Karakatsanis was actively involved in issues related to education and reform in the field of administrative justice. She was the recipient of the Society of Ontario Adjudicators and Regulators (SOAR) Medal in 1996 for outstanding service to Ontario’s administrative justice system.

Justice Karakatsanis volunteered extensively with the YMCA of Greater Toronto from 1990 to 2002 and held a number of senior positions, including that of Chair of the Board of Directors. She also served as a member of the Board of the Public Policy Forum and of the Canadian Policy and Research Networks (CPRN).

Katherine van Rensburg


Justice Katherine van Rensburg was appointed to the Court of Appeal for Ontario in October 2013.  Prior to her appointment to this court she had served on the Superior Court of Justice in the Central West Region since November 2006. As a trial judge, Justice van Rensburg was chambered in Brampton, and presided over criminal, family and civil law matters.  She also served on the Divisional Court.

Justice van Rensburg was an associate lawyer and then a partner at the Toronto law firm Smith Lyons LLP, and she became a partner in Gowling Lafleur Henderson LLP with the merger of the two firms in 2001.  She practised civil litigation and environmental law, having been certified by the Law Society of Upper Canada as a specialist in each. 

Justice van Rensburg is a graduate of the University of Toronto (B.A.), Queen’s University (LL.B.) and Cambridge University (LL.M.).  She spent her articling year as law clerk for the Honourable Justice Wm. McIntyre at the Supreme Court of Canada.