History of Petra Marčinko in Timeline

By Popular Timelines Editorial Team · Updated: April 23, 2026

Petra Marčinko is a Croatian tennis player. She is known for her achievements as a junior player, including winning the 2022 Australian Open girls' singles title. Marčinko has quickly transitioned to professional tennis, aiming to establish herself on the WTA tour.

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Full Timeline

December 2005: Petra Marčinko Born

On December 2005, Petra Marčinko, a Croatian tennis player, was born.

Others born on this day/year

December 2021: Wins Orange Bowl championships, finishes as year-end junior world No. 1

In December 2021, Petra Marčinko had singles and doubles wins at the Orange Bowl championships, which led her to climb nine places and finish as the year-end junior world No. 1 on December 13, 2021.

December 2021: Achieves No. 1 Junior Ranking

On December 13, 2021, Petra Marčinko achieved the No. 1 junior ranking.

2022: Wins Australian Open Junior Grand Slam

In 2022, Petra Marčinko won her first junior Grand Slam title at the Australian Open, defeating Sofia Costoulas in the final.

2022: WTA Tour debut at Morocco Open

In 2022, at 16 years old, Petra Marčinko made her WTA Tour debut at the Morocco Open in Rabat as a wildcard, defeating Rebecca Peterson, before losing to Astra Sharma in the second round.

2023: Wins sixth consecutive ITF Women's Circuit title

In 2023, Petra Marčinko won her sixth consecutive ITF Women's Circuit title at the Caldas da Rainha Ladies Open, defeating Léolia Jeanjean in the final. She set the new Croatian record for the youngest women's player to win six professional singles titles before turning 18.

2024: Runner-up at Montreux Nestlé Open

In 2024, Petra Marčinko was runner-up at the WTA 125 Montreux Nestlé Open, losing to Irina-Camelia Begu in the final.

July 2025: Wins first WTA 125 title at Rome

In July 2025, Petra Marčinko won her first WTA 125 title at the ATV Tennis Open in Rome, defeating Oksana Selekhmeteva in the final.

August 2025: Achieves WTA Doubles Ranking No. 386

On August 11, 2025, Marčinko reached a doubles ranking of No. 386 in the WTA.

February 2026: Reaches WTA Singles Ranking No. 69

In February 2026, Petra Marčinko achieved a career-high WTA singles ranking of world No. 69.

2026: Grand Slam Debut at Australian Open

In 2026, Petra Marčinko made her Grand Slam debut at the Australian Open, where she directly entered the main draw and recorded her first win over Tatjana Maria, before losing to Peyton Stearns in the second round.