Merryn's name origin is Old English, and the meaning of the name Merryn is joyful. Merryn is an alternate form of Merry (Old English): also transcription of Meredith and Mercy.Merrin is a familiar surname.Kreatif forms: Mairyn, Moryn, Muryn.erryn's name origin is Old English, and the meaning of the name Merryn is joyful. Merryn is an alternate form of Merry (Old English): also transcription of Meredith and Mercy.
Once the post office has your application and documents, you will need to: 1  pay a fee (for a regular adult passport book, it will typically cost $110 for the application and $25 for an execution fee); 2  provide a picture (most post offices can take a picture of you on the spot); and. 3  let them do the rest.
How much does it cost to get a passport? A US passport book costs $100 USD for adults and is valid for ten years. For children the passport costs less but is only valid for five years. A US passport card costs $45 USD and is also valid for ten years for adults, $35 USD for children and valid for five years.