Laughter or dew of the sea
Rissa is most commonly used as a short form of Nerissa or Marissa. In its Latin-derived forms, it relates to laughter or the sea, while in some contexts it is used as a standalone modern diminutive.
British singer-songwriter
Main character and pilot · Rissa Kerguelen series by F.M. Busby
US births per 5-year period, 1990–present (SSA data).