Duilio Brignetti

{{Short description|Italian modern pentathlete (1926–1993)}}

{{Use dmy dates|date=June 2020}}

{{Infobox sportsperson

| name = Duilio Brignetti

| image =

| imagesize =

| caption =

| birth_name =

| fullname =

| nickname =

| nationality =

| residence =

| birth_date = {{birth date|1926|8|17|df=yes}}

| birth_place = Marciana Marina, Italy

| death_date = {{death date and age|1993|2|7|1926|8|17|df=yes}}{{cite web|last = Colasante|first = Gianfranco|title = Bre / Bro|publisher = sportolimpico.it|date = 2012|url = http://www.sportolimpico.it/attachments/article/706/BRE-BRO.pdf|format = PDF|accessdate = 30 March 2013}}

| death_place =

| height =

| weight =

| website =

| country =

| sport = Modern pentathlon

| event =

| collegeteam =

| club =

| team =

| turnedpro =

| coach =

| retired =

| coaching =

| worlds =

| regionals =

| nationals =

| olympics =

| highestranking =

| pb =

| show-medals = yes

}}

Duilio Brignetti (17 August 1926 – 7 February 1993) was an Italian modern pentathlete. He competed at the 1948 and 1952 Summer Olympics.{{cite web |url=https://www.sports-reference.com/olympics/athletes/br/duilio-brignetti-1.html |archive-url=https://web.archive.org/web/20200418013005/https://www.sports-reference.com/olympics/athletes/br/duilio-brignetti-1.html |url-status=dead |archive-date=18 April 2020 |title=Duilio Brignetti Olympic Results |accessdate=13 July 2012 |work=sports-reference.com}}