What living language is the closest to Latin?

Em Português

The Roman Empire conquered a large portion of Europe, they brought their language, Latin along with them. It was spoken throughout the empire but over the centuries, local, popular, nonstandard forms of Latin called 'Vulgar Latin' evolved into today's Romance languages. 

Image by KayYen

There are 5 major Romance languages (Italian, French, Spanish, Portuguese and Romanian) and several minority Romance languages (such as Sardinian, Sicilian and Occitan). Romance languages are split into two groups, Western and Eastern. Western Romance languages include Spanish, French, Italian and Portuguese, while Romanian is an Eastern Romance language.