When my sister and I made wedding quilts in the past, we would ask the quilter to quilt the couple's names and their wedding date into the quilt somewhere. Part of the fun for them is to try to find their names in the quilting. No worries about if it will wear out that way!
I made my DD and DSIL's wedding quilt 10 years after their wedding--I forgot to ask the quilter to put their names in the quilting--and I know my DD was disappointed in that. Don't get me wrong--she was thrilled with the quilt, but was really looking forward to their names being quilted in...