Sultan Abu Bakar Ri’ayatuddin Al-Mu’azzam Shah Ibni Al-Marhum Sultan Abdullah Al-Mu’tassim Billah Shah was the fourth modern sultan of Pahang.
- Occupation
- sovereign
- Position held
- Sultan of Pahang
- Citizenship
- Malaysia
- Born
- May 29, 1904
- Died
- May 7, 1974