Leo Ouni

{{short description|Finnish curler}}

{{Infobox curler

| name = Leo Ouni

| birth_name = Leo Mäkelä

| image =

| image_size =

| birth_date= {{birth date and age |1988|9|16|df=y}}

| birth_place=

| Curling club = Kisakallio CC, Lohja

| Skip = Kalle Kiiskinen

| Third = Teemu Salo

| Second = Leo Ouni

| Lead = Paavo Kuosmanen

| Alternate = Jermu Pöllänen

| Member Association = {{FIN}}

| World Championship appearances = 3 ({{WMCC|2013}}, {{WMCC|2015}}, {{WMCC|2022}})

| European Championship appearances = 4 ({{EuCC|2012}}, {{EuCC|2014}}, {{EuCC|2021}}, {{EuCC|2023}})

| medaltemplates =

}}

Leo Ouni (né Mäkelä; born 16 September 1988){{Cite web|url=https://www.curling.fi/en/kilpailut/pelaajat/572|title=Ouni, Leo | Curling.fi}} is a Finnish curler. He competed at the 2015 Ford World Men's Curling Championship in Halifax, Nova Scotia, Canada, as alternate for the Finnish national curling team.{{cite web|title=Teams |url=http://worldcurling.org/wmcc2015/teams|publisher=worldcurling.org|work=Ford World Men's Curling Championship 2015|date=8 January 2010|accessdate=3 April 2015}}{{cite web|url=http://results.worldcurling.org/Person/Details/4521|title =Leo Mäkelä Personal Information |accessdate=3 April 2015}}