Not sure how to send people down the aisle? The Processional Order

Here is the Processional Order for a variety of weddings.

The traditional Christian and non-religious ceremony processional order:

Grandparents of Groom
Grandparent of Bride
Mother of Groom & Escort
Mother of Bride & Escort
Officiant
Groomsmen
Best Man
Groom
Bridesmaid
Maid of Honor
Flowergirl & Ringbearer
Bride with her Father or Escort



However, it is now very common to see a processional that looks more like this:

Officiant
Grandparents of Groom
Grandparents of Bride
Mother of Groom escorted by Groom
Mother of Bride
Bridesmaid & Groomsmen in pairs
Maid of Honor & Best Man
Flowergirl & Ringbearer
Bride with her Father or Escort


The traditional Jewish processional order: 

Cantor & Rabbi
Grandparents of Bride
Grandparents of Groom
Groomsmen
Best Man
Groom escorted by Parents
Bridesmaids
Maid of Honor
Flowergirl & Ringbearer
Bride escorted by Father or Parents

Note: In all processionals, the bride will be escorted with her father of her right.