January
- 16 January
- John Driver is born.
- 17 January
- Todd Susman is born.
- Peter Werner is born.
- Helaine Head is born.
February
- 3 February
- Stephen McHattie is born.
- 28 February
- Charlotte Colavin is born.
March
- 7 March
- Lewis J. Stadlen is born.
April
- 11 April
- Peter Riegert is born.
- 25 April
- Jeffrey DeMunn is born.
- 26 April
- Ron McLarty is born.
June
- 15 June
- Tim Hunter is born.
- 21 June
- Michael Gross is born.
July
- 3 July
- Betty Buckley is born.
August
- 28 August
- Alice Playten is born.
September
- 18 September
- David Forsyth is born.
- 21 September
- Marsha Norman is born.
- 23 September
- Mary Kay Place is born.
October
- 1 October
- Stephen Collins is born.
- 13 October
- Susan Blommaert is born.
- 17 October
- Michael McKean is born.
- 18 October
- Joe Morton is born.
November
- 25 November
- Jonathan Kaplan is born.
1947 in the Law & Order Universe
- Donald Cragen is born.
- Max Greevey is born
1946 | Production timeline | 1948 |