It’s probably hand-lettered, following some vaguely nineteenth-century fat face model.

It looks handmade to me: search “quirky Didone” at myfonts.com…

Your wedding is important - don't choose a font based on 7 letters.

Now, the "m" is pretty idiosyncratic, and if you happen to like it you can focus your search based on that.

hhp

You could try Carousel, or maybe Annlie, for a start…

It must be Nouvelle Vague by Dirk Schuster
(free for personal use)

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I found it using Find my Font - http://www.findmyfont.com