David Lyman may refer to:

• David Lyman, creator of NutshellMail, a social network aggregation service
• David Belden Lyman (1803–1884), American missionary to Hawaii

• Swedish Radio
• Swedish rally
• Swedish rap
• Swedish rap music
• Swedish rapmusic
• Swedish Realm
• Swedish realm
• Swedish response to Hurricane Katrina
• Swedish Riksdag of the Estates
• Swedish riksdaler
• Swedish Rite
• Swedish rock
• Swedish Royal Academies
• Swedish Royal Academy of Fine Arts
• Swedish royal family
• Swedish Royal Hymn
• Swedish Royal Navy
• Swedish sail battleships
• Swedish sail frigates
• Swedish Scholastic Aptitude Test
• Swedish School of Economics
• Swedish Seaman’s Church, Liverpool
• Swedish Security Service
• Swedish Seed Testing and Certification Institute
• Swedish semi-legendary kings