The 2019 Centenario Open was a professional tennis tournament played on outdoor clay courts. It was the first edition of the tournament which was part of the 2019 ITF Women's World Tennis Tour. It took place in Asunción, Paraguay between 28 October and 3 November 2019.
Singles main-draw entrants
Seeds
1 Rankings are as of 21 October 2019.
Other entrants
The following players received wildcards into the singles main draw: Carolina Alves Susan Doldán Lara Escauriza Sarah Tami-Masi
The following players received entry from the qualifying draw: Victoria Bosio Bárbara Gatica Guillermina Naya Thaisa Grana Pedretti Teliana Pereira Eduarda Piai Laura Pigossi Melanie Stokke
Champions
Singles
Elisabetta Cocciaretto def. Sara Errani, 6–1, 4–6, 6–0
Doubles
Andrea Gámiz / Georgina García Pérez def. Anna Danilina / Conny Perrin, 6–4, 3–6, [10–3]