pridie idus apriles
- ludi Cereri (day 1) — games in honour of the grain goddess Ceres, instituted by/before 202 B.C.
- 65 A.D. — death of Seneca (according to one reckoning) [this needs fixing]
- 250 A.D. — martyrdom of Vissa (or Vissia) at Fermo
- 300 A.D. — martyrdom of Victor in what would become Portugal