Why do you have the 'but...' after Marisa? Are you not keen yourself? The only particular negative I can think of is that the one I know sometimes gets her name pronounced Mar-itz-a instead of Mar-ees-a but I don't really know why that happens. She's South African. Is it a South African name?
In a similar vein:
Astrid, Avril, Arianne, Adrielle, Arielle, Alexa, Aisling, Aria, Blythe, Bronte, Brielle, Bianca, Bronwen, Camille, Carmelle, Clarissa, Clarice, Celeste, Cecilia, Delphi, Delhine, Daphne, Delilah, Elisa, Elise, Elianne, Elina, Evelina, Fleur, Francine, Fabia, Fenella, Geraldine, Genevieve, Hannalie, Harmony, Hermione, Isolde, Juliana, Juliette, Joelle, Jacqueline, Katerina, Lillian, Lucille, Lorelai, Larissa, Leonie, Marina, Mariana, Margot, Marguerite, Mina, Natalia, Nadine, Ottilie, Paloma, Ramona, Roxanne, Seraphina, Sorcha, Tamara, Thalia, Viola, Xanthe, Yseult
Aaron, Adrian, Cole, Callum, Conor, Dylan, Dominic, Damien, Elliot, Euan, Fergus, Fraser, Guy, Hector, Ivan, Joachim, Jeremy, Jude, Justin, Jasper, Kieran, Kyle, Leon, Louis, Marcus, Milo, Noah, Nico, Owen, Oscar, Patrick, Reuben, Ruaridh, Solomon, Seth, Titus, Vincent, Victor, Zachary