if my memory serves me right
US /ɪf maɪ ˈmɛməri sɜrvz mi raɪt/
UK /ɪf maɪ ˈmɛməri sɜrvz mi raɪt/

1.
si no me falla la memoria, si mal no recuerdo
used to say that you think you remember something correctly, but you are not completely certain
:
•
If my memory serves me right, she was born in May.
Si no me falla la memoria, ella nació en mayo.
•
The meeting was on Tuesday, if my memory serves me right.
La reunión fue el martes, si no me falla la memoria.