Dean Semmens

{{short description|Australian indigenous water polo player (born 1979)}}

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

{{Use Australian English|date=March 2014}}

{{Infobox sportsperson

| image =

| imagesize =

| caption =

| nationality =

| sport = Water polo

|disability =

|disability_class =

| event =

| club =

| coach =

| birth_date = {{Birth date and age|1979|11|22|df=y}}

| birth_place = Sydney, Australia

| death_date =

| death_place =

| retired=

| height =

| weight =

| pb =

| medaltemplates =

}}

Dean Semmens (born 22 November 1979) is an Australian indigenous water polo player who competed in the 2004 Summer Olympics.{{cite Sports-Reference |url=https://www.sports-reference.com/olympics/athletes/se/dean-semmens-1.html |archive-url=https://web.archive.org/web/20200418105413/https://www.sports-reference.com/olympics/athletes/se/dean-semmens-1.html |url-status=dead |archive-date=18 April 2020 |accessdate=25 June 2012}}{{cite web|title=Australian Indigenous Olympians|url=http://corporate.olympics.com.au/files/dmfile/Australian%20Indigenous%20Olympians_19Feb2015_v2.pdf|website=Australian Olympic Committee website|accessdate=10 May 2015}}