Harry deCourcy Richards (August 1854 – January 29, 1935), also spelled deCoursey Richards, was an American architect who worked in Philadelphia for the public school system. He designed many public school buildings that have since been listed on the National Register of Historic Places for the quality of their architecture.^[1][2]

Works (credits) include:

• Gen. David B. Birney School, 900 W. Lindley St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Thomas Durham School, 1600 Lombard St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Feltonville School No. 2, 4901 Rising Sun Ave., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Benjamin Franklin School, 5737 Rising Sun Ave., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Charles Wolcott Henry School, 601-645 W. Carpenter Ln., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Holmes Junior High School, 5429-5455 Chestnut St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Julia Ward Howe School, 1301-1331 Grange St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Kensington High School for Girls, 2075 E. Cumberland St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Henry C. Lea School of Practice, 242 S. 47th St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Henry Longfellow School, 5004-5098 Tacony St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• James Russell Lowell School, 5801-5851 N. 5th St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• John Marshall School, 1501-1527 Sellers St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Alexander K. McClure School, 4139 N. 6th St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Jeremiah Nichols School, 1235 S. 16th St., Philadelphia, PA (Richards, H. deCourcy) NRHP-listed^[2]
• George Sharswood School, 200 Wolf St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• Bayard Taylor School, 3614-3630 N. Randolph St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• John Greenleaf Whittier School, 2600 Clearfield St., Philadelphia, PA (Richards, Henry deCourcy) NRHP-listed^[2]
• George L. Brooks School, 5629-5643 Haverford Ave., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Horace Furness Junior High School, 1900 S. Third St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• William B. Hanna School, 5720-5738 Media St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Nathaniel Hawthorne School, 712 S. Twelfth St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• John L. Kinsey School, Sixty-fifth Ave. and Limekiln Pike, Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• S. Weir Mitchell School, Fifty-sixth and Kingsessing St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• William Penn High School for Girls, 1501 Wallace St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Edgar Allan Poe School, 2136 Ritner St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Thomas Buchanan Read School, Seventy-eighth and Buist Ave., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Southwark School, Eighth and Miflin Sts., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Anthony Wayne School, 2700 Morris St., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]
• West Philadelphia High School, 4700 Walnut St., Philadelphia PA (Richards, Henry deCoursey) NRHP-listed^[2]
• Francis E. Willard School, Emerald and Orleans Sts., Philadelphia, PA (Richards, Henry deCoursey) NRHP-listed^[2]

His successor as school designer for Philadelphia was Irwin T. Catharine.^[1]: 13