Pornopedia:On this day/January/31
- 1975 – The German amateur Adrienne Kiss (50) was born in Cologne, Germany.
- 1979 – The Japanese porn actress Yumi Kazama (46) was born in Tokyo, Japan.
- 1983 – The American porn actress Lisa Marie (42) was born in Newport Beach, California, USA.
- 1984 – The American porn actress Charlie Laine (41) was born in Marion, Wisconsin, USA.
- 1994 – The American porn actress Whitney Westgate (31) was born in Middletown, New Jersey, USA.