First of all, you could've just typed your names into the search box on the main page of Behind the Name. But I'll be generous today and give you the meanings of all three names.
PAULINE f French, English Pronounced: po-LEEN (French), paw-LEEN (English) French feminine form of Paulinus (see PAULINO) -->
PAULINO m Spanish, Portuguese Spanish and Portuguese form of the Roman family name Paulinus, which was itself derived from Paulus (see PAUL). Saint Paulinus of Nola was a nobleman from Gaul who gave up his wealth after his son died. He became bishop of Nola and was also noted for his poetry. -->
PAUL m English, French, German, Romanian, Biblical Pronounced: PAWL, POL (French) From the Roman family name Paulus, which meant "small" or "humble" in Latin. Saint Paul was an important leader of the early Christian church, his story told in Acts in the New Testament. He was originally named Saul, but changed his name after converting to Christianity. Most of the epistles in the New Testament were authored by him. This was also the name of six popes. Famous bearers of this name in the art world include Paul Cezanne and Paul Gauguin, both 19th-century impressionist painters from France.
POLLY f English Pronounced: PAWL-ee Pet form of MOLLY -->
MOLLY f English Pronounced: MAWL-ee Pet form of MARY -->
MARY f English, Biblical Pronounced: MER-ee Usual English form of Maria, which was the Latin form of the New Testament Greek names Mariam or Maria (the spellings are interchangeable), which were from the Hebrew name Miriam. The meaning is not known for certain, but there are several theories including "sea of bitterness", "rebelliousness", and "wished for child". However it was most likely originally an Egyptian name, perhaps derived in part from mry "beloved" or mr "love". This is the name of several New Testament characters, most importantly Mary the virgin mother of Jesus, and MaryMagdalene. Two queens of England have had this name, as well as a Queen of Scotland, MaryQueen of Scots.
JEMIMA f Biblical, English Pronounced: je-MIE-ma Means "dove" in Hebrew. This was the oldest of the three daughters of Job in the Old Testament.