Marcantonio De Beaumont-Bonelli

{{Infobox sailor

| name = Marcantonio De Beaumont-Bonelli

| image =

| image_size =

| caption =

| birth_name =

| fullname =

| nickname =

| nationality = Italian

| birth_date = {{Birth date|1890|8|30|df=y}}{{cite book |title=Bollettino ufficiale delle nomine, promozioni e destinazioni negli ufficiali e sottufficiali del R. esercito italiano e nel personale dell'amministrazione militare |date=1942 |page=6701 |url=https://books.google.com/books?id=kupQ3fogaugC&dq=filippo+Marcantonio+De+Beaumont-Bonelli+30+agosto+1890&pg=PA6701 |access-date=28 September 2023 |language=it}}

| birth_place = Napoli

| death_date =

| death_place =

| height =

| weight =

| retired =

| classes = 8 Metre

| club = Yacht Club Italiano, Genova (ITA)

| collegeteam =

| coach =

| medaltemplates-title = Competition record

| medaltemplates =

{{MedalSport|Sailing}}

{{Medal|Country|{{ITA}}}}

{{MedalCompetition|Olympic Games 50px}}

{{CompetitionRecord|4th| 1928 Amsterdam | 8 Metre }}

| show-medals = yes

| updated = 12 March 2015

}}

Marcantonio De Beaumont-Bonelli (born 30 August 1890) was an Italian sailor from Naples, who represented his country at the 1928 Summer Olympics in Amsterdam, Netherlands.

He was the son of the Filippo, 3rd Marquis de Beaumont-Bonelli and Teresa Eboli, daughter of Marcantonio Doria, the Duke of Eboli.{{cite book |title=The Titled Nobility of Europe: An International Peerage, Or "Who's Who", of the Sovereigns, Princes and Nobles of Europe |date=1914 |publisher=Harrison & Sons |page=366 |url=https://books.google.com/books?id=PUm1lS2j-wQC&dq=Marchesi+de+Beaumont+Bonelli&pg=PA366 |access-date=28 September 2023 |language=en}}