- Lefebvre, Henri
- legitimacy
- legitimation crisis
- leisure class
- leisure, conspicuous
- leisure, sociology of
- Lenin
- lesbian and gay studies
- less developed countries
- levels of measurement
- Lévi-Strauss, Claude
- Lévy-Bruhl, Lucien
- Lewin, Kurt
- Lewis, Oscar
- liberalism
- libertarianism
- life-chances
- life-course
- life-cycle
- life-event
- life-expectancy
- life-history
- life-stages
- life-style
- life-table
- lifeworld
- Likert scale
- liminality
- line of best fit
- line-and-staff
