if memory serves

phrase

variants or if (my) memory serves me (correctly/right/rightly)

: if I remember accurately

The child's name was Rebecca Rose, if memory serves. She and her mother both died in the big influenza epidemic of 1918.

—Sue Grafton

It was on the third day, if my memory serves me right, that I saw the lad killed.

—H. G. Wells

He stated with hesitation that "If my memory serves me correctly, his name was John."