Gangbuk B (Korean: 강북구 을) is a constituency of the National Assembly of South Korea.

Cho Soon-hyung of the centrist-liberal National Congress for New Politics was the first member to represent the constituency.

[4] Choi did not stand for re-election after he was found guilty of receiving political funds illegally.

[19] However Cho resigned as the party's nominee on March 22 after it was discovered that she had defended a sex offender that allegedly sexually assaulted a minor.

[22] The constituency encompasses the neighborhoods of Beon 3-dong, Mia-dong, Samyang-dong, Songjung-dong, Songcheon-dong, and Samgaksan-dong.