Marlene Koss

ARGWomen

Birth dateJan 21, 2003

Height-

Weight-

Marlene Koss is a Argentina sprinter, born on January 21, 2003. She competes primarily in the 100m, 200m and 400m.

Her personal bests include 12.04 in the 100m, 24.41 in the 200m, 58.58 in the 400m, 13.99 in the 100mH and 1:04.87 in the 400mH. She is currently active on the international athletics circuit, representing Argentina.

Key facts

100 m hurdles

13.99

60 m hurdles

8.71

2026 season best

13.99

Jun 7, 2026 · Gobierno Autónomo Municipal de Cochabamba, Cochabamba (BOL)

2026 season best

Last competition

Argentinian Championships

Aug 8, 2026 · 14.79

Argentinian Championships

Age

23 years old

As of Oct 4, 2026: 100 m hurdles 13.99, 60 m hurdles 8.71, 2026 season best 13.99 (Jun 7, 2026, Gobierno Autónomo Municipal de Cochabamba, Cochabamba (BOL)) · Last competition: Argentinian Championships, Aug 8, 2026, 14.79 · 23 years old

Personal bests

12.04

24.41*

58.58

13.99

1:04.87

4x100m

46.39

4x400m

3:56.22

6.00

60mH

8.71

4x400Metrei

4:08.20

* Wind-assisted (> 2.0 m/s)

Performance Charts

Season bests

Season	Discipline	Result	Wind	Date	Trend	Competitions
2026	LJ	5.28	+0.6	Apr 18, 2026	↑	Copa Nacional de Clubes Mayores
2026	100m	12.32	+1.0	Jul 11, 2026	↑	Meeting de la Gruyère
2026	100mH	13.99	+1.6	Jun 7, 2026	↑	CT Challenger Julia Iriarte
2025	LJ	5.79	+0.8	Mar 1, 2025	↑	Campeonato Metropolitano de Mayores y U23, CeNARD, Buenos Aires
2025	60mH	8.71	+0.0	Oct 11, 2025	-	Torneo Primavera Porteña
2025	100m	12.04	+0.0	May 4, 2025	↑	Continental Tour Ciudad de Santiago
2025	100mH	14.07	+1.3	Oct 18, 2025	↑	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
2025	200m	25.51	+0.2	Apr 6, 2025	↑	Grand Prix Darwin Piñeyrúa, Pista de Atletismo Darwin Piñeyrúa, Montevideo
2025	4x100Metre	43.35	-	Oct 26, 2025	-	Gran Prix Nacional, Pista de Atletismo SND, Asunción
2025	4x100m	46.64	-	Oct 25, 2025	↓	Grand Prix Sudamericano - Paraguay, Parque Olímpico Pista De Atletismo, Luque, Asunción
2025	4x400m	3:56.22	-	Apr 27, 2025	-	South American Athletics Championships, Pista de Atletismo Justo Román, Mar del Plata
2025	4x400Metrei	4:08.20	-	Feb 23, 2025	-	South American Indoor Championships, Gobierno Autónomo Municipal de Cochabamba, Cochabamba (i)
2024	LJ	5.93	+0.9	Aug 10, 2024	↑	Campeonato Metropolitano U23
2024	100mH	14.20	+1.3	Apr 7, 2024	↑	Challenguer Hugo La Nasa, Cef N°3 Hugo Mario La Nasa, Concepción del Uruguay
2024	4x100m	46.75	-	Oct 5, 2024	↓	33° Copa Nacional Clubes Mayores, Pista de Atletismo Justo Román, Mar del Plata
2023	LJ	6.00	+0.8	Oct 14, 2023	↑	32° Copa Nacional Clubes Mayores, CeNARD, Buenos Aires
2023	100m	12.06	+2.8	Mar 4, 2023	↑	Torneo Rubén Coderch, CeNARD, Buenos Aires
2023	100mH	14.07	+2.8	Sep 16, 2023	↑	Meeting Rosario, Estadio Municipal Jorge Newbery, Rosario
2023	200m	24.41	+3.6	Sep 10, 2023	↑	Argentinian U23 Championships, Pista de Atletismo Justo Román, Mar del Plata
2022	100m	12.09	+3.4	Sep 17, 2022	↑	Rosario (ARG)
2022	200m	25.35	+0.1	Oct 15, 2022	↑	Parque Olimpico, Buenos Aires (ARG)
2022	4x100m	46.39	-	Sep 30, 2022	↓	South American Athletics U23 Championships, Cascavel
2022	400m	59.27	-	Aug 20, 2022	↓	CeNARD, Buenos Aires (ARG)
2021	100m	12.42	+2.5	Sep 18, 2021	↑	CeNARD, Buenos Aires (ARG)
2021	200m	26.03	+0.7	Apr 11, 2021	↑	Argentinian Championships, Concepción del Uruguay
2021	400m	58.58	-	Sep 25, 2021	↓	Parque Olimpico, Buenos Aires (ARG)
2021	400mH	1:04.87	-	Sep 19, 2021	-	CeNARD, Buenos Aires (ARG)
2019	100m	12.75	+2.8	Nov 10, 2019	↑	Santa Rosa (ARG)

Discipline	Result	Wind	Date	Competitions
100mH	14.79	-0.7	Aug 8	Argentinian Championships
100mH	15.17	-2.1	Aug 8	Argentinian Championships
100m	12.32	+1.0	Jul 11	Meeting de la Gruyère
100mH	13.99	+1.6	Jun 7	CT Challenger Julia Iriarte
100mH	14.19	+1.4	Jun 6	CT Challenger Mario Paz
100mH	14.10	+1.0	Apr 19	Challenger Continental Tour Hugo M. La Nasa
100mH	14.26	+1.3	Apr 19	Challenger Continental Tour Hugo M. La Nasa
100m	12.45	+0.9	Apr 18	Copa Nacional de Clubes Mayores
100m	12.36	+0.1	Apr 18	Challenger Continental Tour Ciudad de Buenos Aires
LJ	5.28	+0.6	Apr 18	Copa Nacional de Clubes Mayores
100m	12.38	+1.3	Apr 11	Torneo Olga Jordan
100mH	14.26	+1.0	Apr 11	Torneo Olga Jordan

Discipline	Result	Wind	Date	Competitions
4x100Metre	43.35	-	Oct 26	Gran Prix Nacional, Pista de Atletismo SND, Asunción
200m	26.10	-4.7	Oct 26	Gran Prix Nacional, Pista de Atletismo SND, Asunción
100m	12.60	-0.2	Oct 25	Grand Prix Sudamericano - Paraguay, Parque Olímpico Pista De Atletismo, Luque, Asunción
LJ	5.29	+1.0	Oct 25	Grand Prix Sudamericano - Paraguay, Parque Olímpico Pista De Atletismo, Luque, Asunción
100mH	14.46	-2.5	Oct 25	Grand Prix Sudamericano - Paraguay, Parque Olímpico Pista De Atletismo, Luque, Asunción
4x100m	46.64	-	Oct 25	Grand Prix Sudamericano - Paraguay, Parque Olímpico Pista De Atletismo, Luque, Asunción
100mH	14.23	+2.0	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
200m	25.67	+3.6	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100m	12.13	+3.6	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
LJ	5.48	+1.8	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100m	12.25	+0.7	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100mH	14.07	+1.3	Oct 19	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100mH	14.23	+2.0	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100m	12.13	+3.6	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100mH	14.07	+1.3	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
4x100m	47.54	-	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
100m	12.25	+0.7	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
LJ	5.48	+1.8	Oct 18	Copa Nacional de Clubes Mayores, CeNARD, Buenos Aires
60mH	8.71	+0.0	Oct 11	Torneo Primavera Porteña
100m	12.27	+1.1	Oct 11	Torneo Primavera Porteña
100mH	14.08	+2.2	Sep 14	JADAR - Juegos Argentinos de Alto Rendimiento, Estadio Municipal Jorge Newbery, Rosario
LJ	5.16	+1.0	Sep 14	JADAR - Juegos Argentinos de Alto Rendimiento, Estadio Municipal Jorge Newbery, Rosario
100m	12.21	+1.0	Sep 14	JADAR - Juegos Argentinos de Alto Rendimiento, Estadio Municipal Jorge Newbery, Rosario
100m	12.21	+1.0	Sep 13	JADAR - Juegos Argentinos de Alto Rendimiento, Estadio Municipal Jorge Newbery, Rosario
100mH	14.08	+2.2	Sep 13	JADAR - Juegos Argentinos de Alto Rendimiento, Estadio Municipal Jorge Newbery, Rosario
100mH	14.20	-0.5	Aug 9	Abendmeeting, Sportanlage Wisacher, Regensdorf
100m	12.54	-2.1	Aug 9	Abendmeeting, Sportanlage Wisacher, Regensdorf
100m	12.19	-0.2	Aug 9	Abendmeeting, Sportanlage Wisacher, Regensdorf
100mH	14.21	+1.1	Aug 6	IBL-Sommer-Abend-Meeting, Stadion Hard, Langenthal
100m	12.07	+1.4	Aug 6	IBL-Sommer-Abend-Meeting, Stadion Hard, Langenthal
100mH	14.14	+1.1	Jul 26	RFFA - Rotterdam Festival For Athletics, Sportcomplex Het Langepad, Rotterdam
100m	12.16	+0.4	Jul 26	RFFA - Rotterdam Festival For Athletics, Sportcomplex Het Langepad, Rotterdam
100m	12.11	+1.1	Jul 18	PUMA Fast Arms Fast Legs, Enwag-Stadion, Wetzlar
100m	12.15	+0.2	Jul 16	Meeting International d'Athlétisme de la Province de Liège, Province Naimette Arena, Liège
100mH	14.21	+0.4	Jul 12	Moore-Guldensporenmeeting, Sportcentrum Wembley, Kortrijk
100m	12.19	-0.4	Jul 12	Moore-Guldensporenmeeting, Sportcentrum Wembley, Kortrijk
LJ	5.15	+0.2	Jun 27	15. Int. Sparkassenmeeting
100m	12.34	+0.7	Jun 27	15. Int. Sparkassenmeeting

FAQ

Frequently asked questions

What is Marlene Koss's 100 m hurdles personal best?

Marlene Koss's 100 m hurdles personal best is 13.99, set on Jun 7, 2026 in Gobierno Autónomo Municipal de Cochabamba, Cochabamba (BOL).

Which events does Marlene Koss compete in?

Marlene Koss competes in the 100 m hurdles and 60 m hurdles.

How did Marlene Koss perform in 2026?

2026 season best: 13.99, set on Jun 7, 2026 in Gobierno Autónomo Municipal de Cochabamba, Cochabamba (BOL). Last competition: Argentinian Championships on Aug 8, 2026, 14.79.

Marlene Koss

Personal bests

Performance Charts

Season bests

2026

2025

Honours

Frequently asked questions