May 10 is the 130th day of the year (131st in leap years). There are 235 days remaining.
- 1815 — Johanna Gottfried is murdered by Gesche Gottfried.
- 1865 — Heinrich Götti died.
- 1957 — Minnie Wallace Walkup died.
- 1976 — Charles Duffy is born.
- 1978 — Shirley Robinson is murdered by Fred West.
- 1978 — Cory Morris is born.
- 1980 — Lawrence Eugene Sharp is murdered by William Bonin.
- 1983 — Ludivine Chambet is born.
- 1986 — Jerry McFadden's victims, Bryan Drew Boone and Gena Lee Turner, are found.
- 1994 — John Wayne Gacy died.
- 2004 — Ershad Sikder died.
- 2006 — Simon Rochford died.
- 2009 — Bernard Pesquet died.
- 2021 — Michel Fourniret died.