Marks and Young replace non-independent directors Patrick Allaway and Gail Hambly, who stepped down recently.
Nine, which owns 59 percent of Domain, is also the owner of this masthead.
Allaway, who is also non-executive director of Nine, and Hambly, former group General Counsel and company secretary at Fairfax Media, were both involved with the company when it was separated from Fairfax Media and listed on the ASX in November 2017.
Chairman Nick Falloon will replace Allaway as a member of the audit and risk committee from February.
Falloon thanked Allaway and Hambly for their contribution to the company.
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