:Al Mamun Al Siyam

{{Short description|Bangladeshi film actor (born 1993)}}

{{Use dmy dates|date=September 2019}}

{{Infobox person

| name = Al-Mamun Al Siyam

| image =

| native_name = আল-মামুন আল সিয়াম

| birth_date =

| birth_name =

| birth_place = Barishal District

| nationality = Bangladeshi

| occupation = Film actor, Model

| years_active = 2012–present

| notable_works= Ghetu Putro Komola

| awards = National Film Award (1st time)

| death_date =

| death_place =

}}

Al-Mamun Al Siyam ({{langx|bn|আল-মামুন আল সিয়াম}}) is a Bangladeshi film actor, known for the 2012 film Ghetu Putro Komola, which was selected as the Bangladeshi entry for the Best Foreign Language Oscar at the 85th Academy Awards, but it did not make the final shortlist.{{cite news |url=http://www.thedailystar.net/newDesign/latest_news.php?nid=40939 |title=Humayun's 'Ghetuputra Komola' to compete for Oscar |date=18 September 2012 |access-date=18 September 2012 |work=Daily Star}} Mamun is the recipient of several accolades, including National Film Awards in 2012.{{cite news |title=Handover of nat'l film award today |url=https://www.thedailystar.net/handover-of-natl-film-award-today-23479 |work=The Daily Star |date=10 May 2014}}{{cite news |title=National Film Award celebrates Bangladeshi film history |url=https://www.dhakatribune.com/uncategorized/2014/05/11/national-film-award-celebrates-bangladeshi-film-history |work=Dhaka Tribune |date=11 May 2014}} He has worked in Indian films, predominantly in Hindi. Debuting with Bollywood film Ek villain as Aisha's friend in 2014 he has since then established a career in both Bengali and Hindi film industry.