The girls' 100 metre butterfly event at the 2018 Summer Youth Olympics took place on 11 and 12 October at the Natatorium in Buenos Aires, Argentina.

Results Heats The heats started on 11 October at 11:05.Heats results Rank Heat Lane Name Nationality Time Notes 1 4 3 Angelina Köhler Q 2 2 4 Polina Egorova 1:00.23 Q 3 2 5 Anastasiya Shkurdai 1:00.48 Q 4 4 6 Yuliia Stadnyk 1:01.01Q 5 3 8 Natalie Kan 1:01.06Q 6 4 5 Lin Xintong 1:01.19 Q 7 3 4 Michaela Ryan 1:01.30 Q 8 2 3 Aleyna Özkan 1:01.41 Q 9 4 4 Sara Junevik 1:01.50 Q 10 3 5 Miriam Guevara 1:01.54 Q 11 3 3 Petra Barócsai 1:01.83 Q 12 4 2 Dune Coetzee 1:01.92Q 13 1 4 Beatriz Padrón 1:02.07 Q 14 1 6 Maria Pessanha 1:02.11 Q 15 2 1 Laura Lahtinen 1:02.15 Q 16 2 8 Kristýna Štemberová 1:02.20 Q 17 4 8 Lismar Lyon 1:02.30 18 2 7 Blanka Berecz 1:02.43 19 3 6 Valentina Becerra 1:02.45 20 2 6 Julia Mrozinski 1:02.56 20 3 7 Lea Polonsky 1:02.56 22 1 3 Gina Galloway 1:02.85 23 2 2 Adinda Larasati Dewi 1:03.02 24 3 1 Chen Yu-rong 1:03.21 25 1 2 Inés Marín 1:03.37 26 4 1 Anicka Delgado 1:03.47 27 4 7 Alexandra Schegoleva 1:03.55 28 3 2 Tamara Potocká 1:04.80 29 1 7 Theresa Hefel 1:06.81 1 5 Leoni Richter

Semifinals The semifinals started on 11 October at 18:12.Semifinals results

Rank Heat Lane Name Nationality Time Notes 1 2 5 Anastasiya Shkurdai Q 2 2 4 Angelina Köhler Q 3 1 4 Polina Egorova 1:00.14 Q 4 1 3 Lin Xintong 1:00.21 Q 5 1 2 Miriam Guevara 1:00.36 Q 6 1 6 Aleyna Özkan 1:00.77 Q 7 2 2 Sara Junevik 1:00.85Q 8 2 3 Natalie Kan 1:01.05 Q 9 1 5 Yuliia Stadnyk 1:01.19 10 2 6 Michaela Ryan 1:01.20 11 1 7 Dune Coetzee 1:01.29 12 1 1 Maria Pessanha 1:01.46 13 2 7 Petra Barócsai 1:01.95 14 2 1 Beatriz Padrón 1:01.99 15 2 8 Laura Lahtinen 1:02.00 16 1 8 Kristýna Štemberová 1:02.27

Final The final was held on 12 October at 18:11.Final results Rank Lane Name Nationality Time Notes 3 Polina Egorova 5 Angelina Köhler 4 Anastasiya Shkurdai 4 6 Lin Xintong 1:00.35 5 1 Sara Junevik 1:00.41 6 2 Miriam Guevara 1:00.90 7 8 Natalie Kan 1:01.21 8 7 Aleyna Özkan 1:01.47

References