The women's 100 metres hurdles event at the 2004 World Junior Championships in Athletics was held in Grosseto, Italy, at Stadio Olimpico Carlo Zecchini on 15 and 16 July.

Medalists Gold Ronetta Alexander Silver Sabrina Altermatt Bronze Stephanie Lichtl

Results Final 16 July Wind: -1.0 m/s Rank Name Nationality Time Notes Ronetta Alexander 13.28 Sabrina Altermatt 13.39 Stephanie Lichtl 13.40 4 Sally McLellan 13.41 5 Christina Vukicevic 13.58 6 Carolin Nytra 13.62 7 Elisa Hakamäki 13.69 8 Alice Decaux 14.69

Semifinals 16 July

Semifinal 1 Wind: -0.3 m/s Rank Name Nationality Time Notes 1 Sally McLellan 13.38 Q 2 Sabrina Altermatt 13.45 Q 3 Stephanie Lichtl 13.48 Q 4 Carolin Nytra 13.60 Q 5 Keisha Brown 13.60 6 Eline Berings 13.92 7 Yelena Bandina 13.94 8 Arna Erega 14.28

Semifinal 2 Wind: -0.9 m/s Rank Name Nationality Time Notes 1 Ronetta Alexander 13.42 Q 2 Alice Decaux 13.49 Q 3 Christina Vukicevic 13.51 Q 4 Elisa Hakamäki 13.59 Q 5 Monique Morgan 13.60 6 Cindy Billaud 13.83 7 Jaime Cruickshank 13.95 8 Shantia Moss 14.16

Heats 15 July

Heat 1 Wind: +1.0 m/s Rank Name Nationality Time Notes 1 Sally McLellan 13.30 Q 2 Stephanie Lichtl 13.36 Q 3 Eline Berings 13.54 Q 4 Arna Erega 13.91 q 5 Sandra Hernanz 13.92 6 Nevin Yanıt 13.98 7 Nataliya Ivoninskaya 14.12 8 Ada Hernández 14.34

Heat 2 Wind: -0.4 m/s Rank Name Nationality Time Notes 1 Ronetta Alexander 13.43 Q 2 Elisa Hakamäki 13.70 Q 3 Keisha Brown 13.93 Q 4 Nicola Robinson 14.03 5 Azusa Ichiki 14.04 6 Beata Gorzelanczyk 14.27 7 Giulia Tessaro 14.28

Heat 3 Wind: +0.4 m/s Rank Name Nationality Time Notes 1 Shantia Moss 13.46 Q 2 Yelena Bandina 13.74 Q 3 Cindy Billaud 13.75 Q 4 Francis Keating 13.93 5 Jenni Niittonen 14.07 6 Veronica Borsi 14.09 7 Christine Skodvin 14.98 8 Zarina Islyamova 15.31

Heat 4 Wind: +0.2 m/s Rank Name Nationality Time Notes 1 Sabrina Altermatt 13.53 Q 2 Christina Vukicevic 13.56 Q 3 Monique Morgan 13.59 Q 4 Carolin Nytra 13.60 q 5 Alice Decaux 13.62 q 6 Jaime Cruickshank 13.85 q 7 Claudia Troppa 14.22

Participation According to an unofficial count, 30 athletes from 21 countries participated in the event.

References