useless trivia: What Word Means: A First Name - Loony?

Questions

what number is at 12 o'clock on a dartboard??

what's the most common non contagious disease in the world??

which english dramatist and poet was born at stratford-upon-avon in 1564??

who recorded the 1945 hit song "there, i've said it again"??

what's the name of the gland in the lower front portion of the neck??