| 80551 | July 15 | Death | 1957 – James M. Cox, American publisher and politician, 46th Governor of Ohio (b. 1870) |
| 80552 | July 15 | Death | 1957 – Vasily Maklakov, Russian lawyer and politician (b. 1869) |
| 80553 | July 15 | Death | 1958 – Julia Lennon, English mother of John Lennon (b. 1914) |
| 80554 | July 15 | Death | 1959 – Ernest Bloch, Swiss-American composer and academic (b. 1880) |
| 80555 | July 15 | Death | 1959 – Vance Palmer, Australian author and critic (b. 1885) |
| 80556 | July 15 | Death | 1960 – Set Persson, Swedish politician (b. 1897) |
| 80557 | July 15 | Death | 1960 – Lawrence Tibbett, American singer and actor (b. 1896) |
| 80558 | July 15 | Death | 1961 – John Edward Brownlee, Canadian lawyer and politician, 5th Premier of Alberta (b. 1884) |
| 80559 | July 15 | Death | 1965 – Francis Cherry, American lawyer and politician, 35th Governor of Arkansas (b. 1908) |
| 80560 | July 15 | Death | 1966 – Seyfi Arkan, Turkish architect (b. 1966) |
| 80561 | July 15 | Death | 1974 – Christine Chubbuck, American journalist (b. 1944) |
| 80562 | July 15 | Death | 1976 – Paul Gallico, American journalist and author (b. 1897) |
| 80563 | July 15 | Death | 1977 – Donald Mackay, Australian businessman and activist (b. 1933) |
| 80564 | July 15 | Death | 1979 – Gustavo Díaz Ordaz, Mexican academic and politician, 29th President of Mexico (b. 1911) |
| 80565 | July 15 | Death | 1981 – Frédéric Dorion, Canadian lawyer, judge, and politician (b. 1898) |
| 80566 | July 15 | Death | 1982 – Bill Justis, American saxophonist, songwriter, and producer (b. 1926) |
| 80567 | July 15 | Death | 1986 – Billy Haughton, American harness racer and trainer (b. 1923) |
| 80568 | July 15 | Death | 1986 – Alfonso Thiele, Turkish-Italian race car driver (b. 1920) |
| 80569 | July 15 | Death | 1988 – Eleanor Estes, American librarian, author, and illustrator (b. 1906) |
| 80570 | July 15 | Death | 1988 – Armand Mouyal, French épée fencer (b. 1925) |
| 80571 | July 15 | Death | 1989 – Laurie Cunningham, English footballer (b. 1956) |
| 80572 | July 15 | Death | 1990 – Zaim Topčić, Yugoslav and Bosnian writer (b. 1920) |
| 80573 | July 15 | Death | 1990 – Margaret Lockwood, English actress (b. 1916) |
| 80574 | July 15 | Death | 1990 – Omar Abu Risha, Syrian poet and diplomat, 4th Syrian Ambassador to the United States (b. 1910) |
| 80575 | July 15 | Death | 1991 – Bert Convy, American actor, singer, and game show host (b. 1933) |
| 80576 | July 15 | Death | 1992 – Hammer DeRoburt, Nauruan educator and politician, 1st President of Nauru (b. 1922) |
| 80577 | July 15 | Death | 1992 – Chingiz Mustafayev, Azerbaijani journalist and author (b. 1960) |
| 80578 | July 15 | Death | 1993 – David Brian, American actor and dancer (b. 1914) |
| 80579 | July 15 | Death | 1996 – Dana Hill, American actress and singer (b. 1964) |
| 80580 | July 15 | Death | 1997 – Justinas Lagunavičius, Lithuanian basketball player (b. 1924) |