Bjerrum
Bjerrum may refer to:

People
 Niels Janniksen Bjerrum (1879–1958), Danish chemist (son of Jannik Petersen Bjerrum and father of Jannik Bjerrum)
 Jannik Bjerrum (1909–1992), Danish chemist (son of Niels Janniksen Bjerrum)
 Jannik Petersen Bjerrum (1851–1920), Danish ophthalmologist (father of Niels Janniksen Bjerrum)
 Kirstine Bjerrum Meyer (1861–1941), Danish physicist (sister of Jannik Petersen Bjerrum)

Other uses
 Bjerrum plot
 Bjerrum defect