Omar Mahmoud Khalaf

{{short description|Iraqi footballer (born 1990)}}

{{Use dmy dates|date=September 2024}}

{{BLP sources|date=November 2015}}

{{Infobox football biography

| name = Omar Mahmoud

| fullname = Omar Mahmoud Khalef

| height = {{height|m=1.85}}

| birth_date = {{birth date and age|1990|4|11|df=yes}}

| birth_place = Al-Dibs, Kirkuk, Iraq

| position = Striker

| currentclub =

| clubnumber =

| years1 = 2009–2013 | clubs1 = Al-Gharafa | caps1 = 1 | goals1 =

| years2 = 2013–2014| clubs2 = Al-Khor SC

}}

Omar Mahmoud Khalef ({{langx|ar| عُمَر مَحمُود خَلَف}}; born 11 April 1990) is an Iraqi football striker who plays for Al-Gharafa in Qatar. He is the younger brother of Younis Mahmoud.