Valentina - (Roman origin) 3rd Century, Saint Valentine (175 AD - 269 AD) is associated with courtly love & commemorated on February 14th of each year. Valentina is a variant of Valentine.
Venus - (Roman origin) Venus is a "Roman Goddess."
Venus is also the second planet from the Sun.
Vera - (Latin origin) Vera means "True."
Veronica - (Latin origin) Veronica is a variant of Vera meaning "True."
Vicky - (English origin) Vicky means "Victory."
Viola - (Latin origin) Viola means "Violet.& Purple"
Violet - (Latin origin) Violet is Viola's variant meaning "Violet.& Purple"
Vivian - (Latin origin) Vivian means "Alive."
Vivianna - (Latin origin) Vivianna is a variant of Vivian meaning "Alive."