Patricia Miller Sichero (born 31 January 1972) is a former professional tennis player from Uruguay.

Miller grew up in the Uruguayan capital, attending the British Schools of Montevideo.

A left handed player, she was a singles bronze medalist at the 1987 Pan American Games as a 15-year old.

[1] From 1988 to 1991, she featured in the main draw of several WTA Tour events, and in the early 1990s played in 11 Fed Cup ties for Uruguay with a win–loss record of 8–8.

Her sister, Ana Luisa, was the first victim of Uruguayan serial killer Pablo Goncálvez, who suffocated the 26-year old to death in 1992.