Halldór Orri Björnsson

{{Short description|Icelandic footballer}}

{{Use dmy dates|date=September 2021}}

{{icelandic name|Halldór|male}}

{{Infobox football biography

|name = Halldór Orri Björnsson

|image =

|image_size =

|caption =

|fullname =

|birth_date = {{birth date and age|1987|3|2|df=y}}

|birth_place = Reykjavík, Iceland

|height = 1.85m

|position = Attacking midfielder

|youthyears1 =

|youthclubs1 = Stjarnan

|years1 = 2004–2013

|clubs1 = Stjarnan

|caps1 = 161

|goals1 = 58

|years2 = 2010

|clubs2 = → SC Pfullendorf (loan)

|caps2 = 7

|goals2 = 0

|years3 = 2014

|clubs3 = Falkenbergs FF

|caps3 = 11

|goals3 = 0

|years4 = 2015–2016

|clubs4 = Stjarnan

|caps4 = 40

|goals4 = 9

|years5 = 2017–2019

|clubs5 = FH

|caps5 = 42

|goals5 = 3

|years6 = 2020–2021

|clubs6 = Stjarnan

|caps6 = 27

|goals6 = 2

|nationalyears1 = 2012–2014

|nationalteam1 = Iceland

|nationalcaps1 = 2

|nationalgoals1 = 0

|club-update =

|ntupdate =

}}

Halldór Orri Björnsson (born 2 March 1987) is an Icelandic retired footballer who played as a midfielder.