- Lake Duck
- Large-billed Tern
- Laughing Dove
- Laughing Kookaburra
- Lesser Black-backed Gull
- Lesser Spotted Woodpecker
- Lesser White-fronted Goose
- Lesser Yellow-headed Vulture
- Lilac-breasted Roller
- Lilac-crowned Amazon
- Little Bittern
- Little Blue Heron
- Little Egret
- Little Grebe
- Little Owl
- Little Pied Cormorant
- Little Ringed Plover
- Little Stint
- Long-billed Corella
- Long-legged Buzzard
- Long-tailed Finch
- Long-tailed Tit
- Luzon Bleeding-heart