Peter van Doorn

{{Short description|Dutch cyclist (born 1946)}}

{{Use dmy dates|date=November 2014}}

{{Family name hatnote|van Doorn|Doorn|lang=Dutch}}

{{Infobox sportsperson

|name=

|image=Nederlands kampioenschap Wielrennen tijdrit 1 kilometer voor amateurs in Olympis, Bestanddeelnr 925-7556.jpg

| image_size =

|caption=Peter van Doorn in 1972

|birth_date= {{birth date and age|df=y|1946|1|29}}

|birth_place= Berlicum, the Netherlands

|death_date=

|death_place=

| height = {{convert|1.83|m|ftin|abbr=on}}

| weight = {{convert|85|kg|lb|abbr=on}}

|sport=Cycling

|club=

|alma_mater=

| show-medals = yes

| medaltemplates =

}}

Pieter "Peter" van Doorn (born 29 January 1946) is a retired Dutch cyclist who was active between 1969 and 1975. Between 1969 and 1972, he won four consecutive national titles in the tandem. He competed at the 1972 Summer Olympics in the sprint, 1 km time trial and 2 km tandem events and finished in fifth, eleventh and fifth place, respectively.