Zoë Frederique Sedney was born on 15 December 2001 in Zoetermeer, Netherlands.[1][2] She has two older sisters, of whom Naomi also became a sprinter, and a younger sister.[3]
At the age of five, Sedney joined track and field club ARV Ilion in Zoetermeer. Until the age of 14, she combined athletics with playing field hockey at hockey club MHCZ in Zoetermeer.[3]
Youth and junior career
At the age of 15, Sedney decided to solely focus on athletics,[citation needed] a decision which paid off with qualifications on four individual disciplines (100 metres, 200 metres, 400 metres, and 100 metres hurdles) at the European Youth Olympic Festival in Győr, Hungary.[4] Sedney ended up competing in the 200 metres and 100 metres hurdles, winning gold in both disciplines.[5] At the same competition, she also competed with the Dutch relay team (Sedney, Minke Bisschops, Suzanne Libbers, and Anna Roelofs), winning silver in the 4 × 100 metres relay.[6]
In 2018, Sedney went back to Győr, this time to compete in European U18 Championships. Sedney competed in the 100 metres hurdles, winning silver in 13.34 s.[7]
In 2019, Sedney dealt with a hamstring injury,[8] complicating her preparations for the European U20 Championships in Borås, Sweden. Sedney competed in the 200 metres where she reached 10th place and in the 4 × 100 metres relay where she won silver with the Dutch relay team (Bisschops, Sedney, Demi van den Wildenberg, and N'ketia Seedo).[9][10]
2020 was the last year Sedney competed as a junior, she ended her junior career with 3 junior national titles in the 100 metres hurdles, 100 metres and 200 metres. She was called "the uncrowned queen of the national junior championships", becoming Junior National Champion 20 times and winning silver three times and bronze twice during her time as a junior.[11]
Senior career
In 2021, Sedney competed in her first international senior competition at the European Indoor Championships in Toruń, Poland. There she made it to the finals of the 60 metres hurdles and finished in 7th place in 8.00 s.[12] In the summer of 2021, Sedney competed in the 100 metres hurdles in both the European U23 Championships in Tallinn, Estonia and her first Olympic Games in Tokyo, Japan. In the European U23 Championships Sedney finished 4th in 13.14 s.[13] In her first Olympic Games, Sedney finished 7th in her heat in 13.03 s. This was not enough for a place in the semi-finals as Sedney needed a time of 13.00 s to go through to the next round. Sedney had the 24th time overall in the heats.[14]
Sedney started 2022 winning races at the World Athletics Indoor Tour in Birmingham and Madrid, and becoming national indoor champion on the 60 m hurdles.[15] In March, Sedney represented the Netherlands in the World Indoor Championships in Belgrade, Serbia. She placed for the finals after winning her semi-final in 7.95 s.[16] In the finals, Sedney finished 6th in 8.07 s.[17] In the outdoor season, Sedney competed in both the World Championships in Eugene and the European Championships in Munich. In Eugene, Sedney finished 6th in her heat of the 60 metres hurdles in 13.38 s. This was not enough to progress to the semi finals.[18] In the 4 × 100 metres relay, the Dutch team (Andrea Bouma, Zoë Sedney, Bisschops, and Naomi Sedney) stranded in the heats as well, finishing 6th in their heat.[19] In Munich, Sedney competed in de hurdles and relay as well. In the hurdles, Sedney finished 7th in her semi-final after a fall during her practise starts.[20] In the relay the 4 × 100 metres, Dutch team (Seedo, Zoë Sedney, Jamile Samuel, and Naomi Sedney) finished 5th overall.[21]