Dream about baptising someone points to your roots and heritage. You are feeling uneasy about your position or about some decision you made. You are feeling guilty or unworthy. This is an evidence for something or some aspect of your character that is somewhat familiar. You need to draw on your own inner strength and willpower in order to overcome adversity.
Baptising someone dream is a hint for an aspect of your character and your strictness. You are moving too fast. You are ready for change. This is a sign for togetherness. Perhaps you are afraid of losing control of your body.
If you dreamt about baptising someone:
It may be best not to tackle that particular topic of conversation today, as neither you nor your partner (current or prospective) will feel able to do it justice. You could find yourselves getting irritated over small issues, or even by a lack of flexibility in your attitude that detracts from the overall picture. It is worth waiting another day, when you will be more successful.