Inkster can refer to:
- Places
- Inkster, Michigan, United States
- Inkster, North Dakota, United States
- Inkster (electoral district), Manitoba, Canada
- People
- Juli Inkster, professional golfer
- Norman Inkster, 18th Commissioner of the Royal Canadian Mounted Police from 1987 to 1994
- George T. Inkster, (1841 - 1901) American pioneer
- Nigel Inkster, former deputy director of MI6