The girls' 50 metre backstroke event at the 2018 Summer Youth Olympics took place on 10 and 11 October at the Natatorium in Buenos Aires, Argentina.

Results Heats The heats were started on 10 October at 10:14.Heats results Rank Heat Lane Name Nationality Time Notes 1 4 4 Kaylee McKeown 28.17 Q 2 4 2 Rhyan White 28.46 Q 2 5 4 Daria Vaskina 28.46 Q 4 5 3 Tamara Frías 28.89 Q 5 4 3 Madison Broad 28.95 Q 6 4 5 Lila Touili 29.07 Q 7 3 2 Arina Baikova 29.25 Q 8 3 4 Peng Xuwei 29.32 Q 9 3 5 Fernanda de Goeij 29.33 Q 10 5 5 Anastasiya Shkurdai 29.35 Q, 11 2 5 Natalie Kan 29.39 Q 11 3 3 Laura Ilyés 29.39 Q 13 4 6 Alena Semizhon 29.43Q 14 4 1 Taydé Sansores 29.51 Q 15 4 7 Diana Nazarova 29.72 Q 16 3 6 Ingeborg Løyning 29.73 Q 17 5 2 Malene Rypestøl 29.77 Q 18 2 6 Maria Pessanha 29.83 19 3 1 Kalia Antoniou 29.91 20 5 7 Chen Szu-chi 30.02 21 2 2 Kristýna Štemberová 30.04 22 2 4 Margaret Markvardt 30.14 23 5 6 Mariella Venter 30.15 24 3 7 Tatiana Salcuțan 30.21 25 5 1 Nea-Amanda Heinola 30.27 26 3 8 Gina Galloway 30.31 27 4 8 Lucija Šulenta 30.50 28 2 3 Madelyn Moore 30.59 29 2 7 Sara Junevik 30.64 30 2 1 Mia Ann Phiri 30.89 31 5 8 Karolina Jurczyk 31.00 32 1 7 Carolina Cermelli 31.18 33 2 8 Aaliyah Palestrini 32.11 34 1 1 Robyn Young 32.34 35 1 4 Ashley Chai 33.19 36 1 5 Roylin Akiwo 34.84 37 1 3 Tayamika Chang'anamuno 37.61 38 1 2 Nafissath Radji 37.89 39 1 6 Kayla Hepler 37.98

Semifinals The semifinals were started on 10 October at 18:05.Semifinals results

Rank Heat Lane Name Nationality Time Notes 1 2 4 Kaylee McKeown 28.14 Q 2 2 5 Daria Vaskina 28.24 Q 3 1 4 Rhyan White 28.62 Q 4 2 3 Madison Broad 28.78 Q 5 1 3 Lila Touili 28.80 Q 6 1 1 Diana Nazarova 28.86 Q 7 2 2 Fernanda de Goeij 28.91 Q 8 1 5 Tamara Frías 28.93 Q 9 1 2 Natalie Kan 29.09 10 1 7 Alena Semizhon 29.23 11 2 1 Taydé Sansores 29.29 12 1 6 Peng Xuwei 29.49 13 2 8 Ingeborg Løyning 29.76 14 1 8 Malene Rypestøl 29.81 15 2 6 Arina Baikova 29.86 16 2 7 Laura Ilyés 30.05

Final The final was held on 11 October at 18:53.Final results Rank Lane Name Nationality Time Notes 4 Kaylee McKeown 28.28 5 Daria Vaskina 28.38 2 Lila Touili 28.78 4 3 Rhyan White 28.86 5 1 Fernanda de Goeij 28.91 6 8 Tamara Frías 29.01 7 6 Madison Broad 29.12 8 7 Diana Nazarova 29.55

References