Jaclyn Stelmaszyk

{{Use mdy dates|date=August 2019}}

{{Use mdy dates|date=September 2024}}

{{Infobox sportsperson

| name = Jaclyn Halko

| image = File:Polish Rower Jaclyn Halko 2020.jpg

| caption = Halko in 2020

| birth_name =

| fullname =

| nicknames =

| nationality = {{CAN}} {{POL}}

| strokes =

| club =

| collegeteam = University of Western Ontario{{cite web|title=Jaclyn Halko profile |url=https://westernmustangs.ca/roster.aspx?rp_id=20373 |website=Western Mustangs |accessdate=2019-08-12}}

| birth_date = {{Birth date and age|1986|12|16}}

| birth_place = Toronto, Ontario

| death_date =

| death_place =

| height = 171 cm

| weight = 59 kg

| medaltemplates = {{MedalSport | Women's rowing }}

{{MedalCountry | {{POL}} }}

{{MedalCompetition|World Rowing Championships}}

{{MedalGold|2012 Plovdiv|LW4x}}

{{MedalCountry | {{CAN}} }}

{{MedalCompetition | Pan American Games }}

{{MedalGold| 2019 Lima|LW2x}}

}}

Jaclyn Halko (born December 16, 1986) is a world champion Polish Canadian rower. She won gold in the lightweight women's quad sculls at the 2012 World Rowing Championships as a competitor for Poland. Halko returned to the Canadian team and is the reigning Pan American Games Champion, winning gold in the lightweight women's double sculls with Kate Haber at the 2019 Pan Am Games in Lima. In December 2019, Jaclyn was granted an exemption{{Cite web |date=8 January 2020 |title=Change of nationality |url=https://www.olympic.org/news/change-of-nationality |website=Olympic news}} to the three year rule by the Olympic executive board to change nationalities from Canada to Poland. She immediately began training with the Polish Rowing Federation (PZTW) in hopes of qualifying a lightweight double boat for the 2020 Tokyo Olympic games.{{cite news|title=Canadian women's water polo team locks up Tokyo Olympic berth |url=https://www.cbc.ca/sports/olympics/pan-am-roundup-friday-1.5242030 |website=CBC Sports |publisher=Canadian Press |date=9 August 2019}}