Angelos Siamandouras

{{short description|Greek basketball player}}

{{Infobox basketball biography

| image =

| name = Angelos Siamandouras
Άγγελος Σιαμανδούρας

| position = Center

| height_ft = 6

| height_in = 10

| weight_lbs =

| league =

| team = Nikoforos

| number =

| nationality = Greek

| birth_date = {{birth date and age|1980|8|18|df=y}}

| birth_place = Athens, Greece

| career_start = 2000

| career_end =

| years1 = 2000–2001

| team1 = Panellinios

| years2 = 2003–2005

| team2 = Maroussi

| years3 = 2005–2006

| team3 = Near East

| years4 = 2006–2007

| team4 = Sporting

| years5 = 2007–2008

| team5 = Iraklis Thessaloniki

| years6 = 2008–2009

| team6 = Peristeri

| years7 = 2009–2010

| team7 = Aigaleo

| years8 = 2010–2011

| team8 = Maroussi

| years9 = 2011–2013

| team9 = AEK Athens

| years10 = 2013–2015

| team10 = Kymis

| years11 = 2015–present

| team11 = Nikiforos

| highlights =

• 2× Greek 2nd Division champion (2007, 2009)

| medaltemplates =

{{MedalSport|Men's basketball}}

{{MedalCountry|{{bk|GRE}}}}

{{MedalCompetition|Mediterranean Games}}

{{MedalSilver| 2005 Almería | Under-26}}

}}

Angelos Siamandouras (alternate spelling: Aggelos) ({{langx|el|Άγγελος Σιαμανδούρας}}; born 1980) is a Greek professional basketball player. He is {{convert|2.08|m|ftin|abbr=on}} in height, and he plays at the center position.