It is possible to get pregnant on what appears to be the day before your period. Women who have regular periods can easily calculate when ovulation occurs Can you get pregnant right after your period? print. Robert Zurawin. obstetrician and fertility specialist. It's possible but not very likely. Ovulation occurs around I had sex the day before I got my period and my husband went in me. The very next day I got my period, and now it's been 4 days since my ...