- Sexy Blue Striped Shirt Girl/Theories
- Sgt. Tony Buccelli
- Shada
- Shadow of the Statue/Theories
- Shadow of the statue
- Shadow of the statue/Theories
- Shambala
- Shambala/Theories
- Shambala (composition)
- Shane Curtis
- Shannon's Funeral
- Shannon's inhaler
- Shannon's relationships
- Shannon's tent
- Shannon Chanhthanam
- Shannon Rutherford
- Shannon Rutherford/Theories
- Shannon Widmore
- Shannonigans
- Shapeshifting
- Sharks
- Shaun Toub
- Shawn
- Shawn Doyle
- Shawn Lathrop
- Shawna
- She's Dynamite
- She's Got You
- Sheanna Mitchell
- Sheckler
- Sheila Kelley
- Shephard
- Shephard's Why
- Shepharding Sun
- Sheriff
- Sheriff Williams
- Sheriff Williams/Theories
- Sherry
- Sherry/Theories
- Shigeru Ushiyama
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