January
9th - Severus Snape,
26th - Gilderoy Lockhart
30th - Lily Evans

February
6th - Arthur Weasley
13th - Luna Lovegood

March
1st - Ron Weasley
10th - Remus Lupin
27th- James Potter

April
1st - Fred & George Weasley
28th - Horace Slughorn

May
1st - Griphook
15th - Pomona Sprout

June
5th - Draco Malfoy
28th - Dobby

July
30th - Neville Longbottom
31st - Harry James Potter, and of course J.K Rowling

August
11th - Ginny Weasley
22nd - Percy Weasley
26th - Dolores Umbridge (eh who really cares)

September
19th - Hermione Granger
26th - Quirinus Quirrell

October
4th - Minerva McGonagall
17th - Filius Flitwick
30th - Molly Weasley

November
1st - Lavender Brown
3rd - Sirius Black
29th - Bill Weasley

December
6th - Rubeus Hagrid
12th - Charlie Weasley
31st - Tom Riddle / Voldemort