- Apollinaris of Hierapolisca. 161-180
- Aristides of Athens2nd century
- Aristo of Pellaca. 140
- Athenagoras2nd century
- Author of the Preaching of Peter2nd century
- Hermias3rd century
- Melito of Sardisd. ca. 190
- Miltiades2nd century
- Minucius FelixLate 2nd or Early 3rd century
- Quadratus2nd century
- St. Justin the Martyrca. 100 – ca. 165
- Tatian the Syrianb. ca. 110 – d. ca. 172
- Tertullianb. ca. 160 – d. ca. 223
- The Sayings of SextusEnd of 2nd century
- Theophilus of Antiochd. 183-185