I assume by "mass songs" you mean simply "masses" or "settings of the Mass Ordinary." In that case, Giovanni Pierluigi da Palestrina is a good answer. He wrote more masses than anyone.
Niccolo Machiaveli
Giovanni Pierluigi Da Palestrina
a famous artist during the Renaissance period, who sculpted, painted, and wrote poems
I have no idea what 'The Price' is supposed to mean, but Dante Aligheri wrote 'The Prince' dictating how the government should run.
Niccolo Machiavelli wrote The Prince.
Claudio Monteverdi was the bridge composer between the Renaissance Era to the Baroque Era.
Stephen Foster was the famous American composer who wrote songs about the South. Foster was born in Lawrenceville, Pennsylvania in 1826.
Robert Schumann was the composer of the most famous classical songs. He wrote many song cycles which are groups of songs on the same topic. Schumann wrote hundreds of songs in his lifetime.
Italian composer; wrote music for many masses
Niccolo Machiaveli
The composer of the songs from ET is John Williams. It is explained in more detail on wikipedia.
Giovanni Pierluigi da Palestrina
Giovanni Pierluigi Da Palestrina
The opera Mefistofele was written by the Italian composer Arrigo Boito.
Antonio Vivaldi
that is easy. johann brahms
Ringo Starr wrote a few songs on his own ("Don't Pass Me By", "Octopus's Garden"), and co-wrote dozens of songs with musician Vini Poncia.