- La Sagra's Flycatcher
- Laced Woodpecker
- Ladder-tailed Nightjar
- Lanceolated Warbler
- Lappet-faced Vulture
- Large-billed Crow
- Large-billed Tern
- Large-headed Flatbill
- Large Grey Babbler
- Large Rock Martin
- Lark-like Brushrunner
- Lark-like Bunting
- Laughing Dove
- Laughing Falcon
- Laughing Gull
- Least Seedsnipe
- Lemon-rumped Tanager
- Lemon-throated Barbet
- Lesser Flamingo
- Lesser Grey Shrike
- Lesser Kiskadee
- Lesser Masked Weaver
- Lesser Shrike-Tyrant
- Lesser Spotted Eagle
- Lesser Whistling Duck
- Lesser White-fronted Goose
- Lesser Woodcreeper
- Lesser Yellowlegs
- Lesson's Motmot
- Levant Sparrowhawk
- Light-vented Bulbul
- Lilac-breasted Roller
- Limpkin
- Lineated Woodpecker
- Lined Seedeater
- Little Blue Heron
- Little Bunting
- Little Bustard
- Little Cormorant
- Little Crake
- Little Egret
- Little Grebe
- Little Gull
- Little Owl
- Little Ringed Plover
- Little Swift
- Loggerhead Kingbird
- Long-billed Crombec
- Long-billed Plover
- Long-billed Wren
- Long-eared Owl
- Long-legged Buzzard
- Long-tailed Duck
- Long-tailed Meadowlark
- Long-tailed Minivet
- Long-tailed Mockingbird
- Long-tailed Shrike
- Long-tailed Silky-flycatcher
- Long-tailed Sylph
- Long-tailed Tit
- Long-tailed Tyrant
- Long-wattled Umbrellabird
- Loten's Sunbird
- Ludwig's Bustard