When was Harry Potter born?

Harry Potter, the boy wizard was born

July 31st, 1980

- in Godrick's Hollow, West Country, England. He was the only child and son of James and Lily Potter.

Other Harry Potter Character birth dates:

January 6, 1903 - Queen Goldstein
January 9, 1960 - Severus Snape
January 26, 1964 - Gilderoy Lockhart
January 30, 1960 - Lily Potter (nee Evans)

February 6, 1950 - Arthur Weasley
February 13, 1981 - Luna Lovegood
February 24, 1897 - Newt Scamander

March 1, 1980 - Ron Weasley
March 9, (prior to 1963) - Sybill Trelawney
March 10, 1960 - Remus Lupin
March 27, 1960 - James Potter

April 1, 1978 - Fred and George Weasley
April ?, 1998 - Teddy Lupin
April 28, (between 1882-1913) - Horace Slughorn

May 2, (early 2000's) - Victoire Weasley

May 15, unknown year - Pomona Sprout

June 5, 1980 - Draco Malfoy
June 23, 1980 - Dudley Dursley
June 28, unknown year - Dobby

July 30, 1980 - Neville Longbottom
July 31, 1980 - Harry Potter

August 11, 1981 - Ginny Weasley
August 18, 1917 - Celestina Warbeck
August 19, 1901 - Tina Goldstein
August 22, 1976 - Percy Weasley
August 26, 1965 (or earlier) - Dolores Umbridge
August (late), 1881 - Albus Dumbledore

September 19, 1979 - Hermione Granger
September 25, (prior to 1908) - Garrick Ollivander
September 26, (1967 or earlier) - Quirinus Quirrell

October 4, 1935 - Minerva McGonagall
October 17, (1958 or earlier) - Filius Flitwick
October 24-30, 1977 - Angelina Johnson
October 30, (1949 or 1950) - Molly Weasley

November 3, 1959 - Sirius Black
November 22 (1927 or earlier) - Silvanus Kettleburn
November 29, 1970 - Bill Weasley

December 6, 1928 - Rubeus Hagrid
December 12, 1972 - Charlie Weasley
December 31, 1926 - Tom Marvolo Riddle (Lord Voldemort)

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References: https://harrypotter.fandom.com/wiki/Main_Page