thumb|The [[Eastern Orthodox Church|Eastern Orthodox cross]]
July 28 - Eastern Orthodox Church calendar - July 30
All fixed commemorations below are celebrated on August 11 by Old Calendar.
For July 29th, Orthodox Churches on the Old Calendar commemorate the Saints listed on July 16.
Saints
- Virgin-martyr Seraphima (Serapia) of Antioch (c. 117-138)
- Martyr Kallinikos of Cilicia in Asia Minor (c. 250) <small>(see also: August 9)</small>
Pre-Schism Western saints
- Saints Simplicius, Faustinus and Beatrix, two brothers and their sister martyred in Rome under Diocletian (c. 303)
