Bortolo "Tas" Baitieri[2] OAM (born 14 July 1957)[1] is an Australian rugby league administrator, former professional player in the 1970s and 1980s, and coach in the 1980s and 1990s.

He played for the Penrith Panthers and the Canterbury-Bankstown Bulldogs in Australia, and Paris Châtillon XIII in France.

In 1985, Baitieri attended the RLIB meeting in Paris as a translator for French Rugby League Federation chairman Jacques Soppelsa [fr].

[4][8] Baitieri was the chief executive of the short-lived French Super League club Paris Saint-Germain.

[14] In the 2023 King's Birthday Honours, Baitieri was awarded the Medal of the Order of Australia in recognition of his service to rugby league through administrative roles.