Erna Björk Sigurðardóttir

{{short description|Icelandic footballer}}

{{icelandic name|Erna|male}}

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

{{Infobox football biography

| name = Erna B. Sigurðardóttir

| fullname = Erna Björk Sigurðardóttir

| image = Erna Björk Sigurðardóttir.jpg

| caption = Erna playing for Iceland in 2009

| birth_date = {{birth date and age|df=yes|1982|12|30}}

| birth_place = Iceland

| currentclub =

| clubnumber =

| position = Defender

| years1 = 1998–2009

| clubs1 = Breiðablik

| caps1 = 135

| goals1 = 51

| nationalyears1 = 1998–1999

| nationalyears2 = 1999–2000

| nationalyears3 = 2000–2004

| nationalyears4 = 2003–2010

| nationalteam1 = Iceland U-17

| nationalteam2 = Iceland U-19

| nationalteam3 = Iceland U-21

| nationalteam4 = Iceland

| nationalcaps1 = 8

| nationalcaps2 = 8

| nationalcaps3 = 14

| nationalcaps4 = 36

| nationalgoals1 = 0

| nationalgoals2 = 3

| nationalgoals3 = 2

| nationalgoals4 = 0

| pcupdate = 27 September 2009

| ntupdate = 3 March 2010

}}

Erna Björk Sigurðardóttir (born 30 December 1982) is an Icelandic former footballer who played as a defender. She was part of Iceland's national team and competed in UEFA Women's Euro 2009. Erna captained Breiðablik. She retired after the 2009 season but her last match was with the national team against Portugal in the 2010 Algarve Cup.