Pornopedia:On this day/July/21
- 1968 – The American porn actress and AVN Award winner Racquel Darrian is born in Hutchinson, Kansas, USA.
- 1978 – The American porn actress Reina Leone is born in Santa Rosa, California, USA.
- 1983 – The Hungarian porn actress Simony Diamond is born in Budapest, Hungary.
- 2004 – The porn movie Cinema Obscura starring Holly Hollywood, Malezia and Rick Patrick is released by the American studio Vivid.