- Lake Duck
- Lapland Longspur
- Large-billed Crow
- Large-billed Tern
- Large Grey Babbler
- Lark-like Brushrunner
- Laughing Dove
- Laurel Pigeon
- Leach's Storm Petrel
- Least Flycatcher
- Lesser Black-backed Gull
- Lesser Flamingo
- Lesser Grey Shrike
- Lesser Kestrel
- Lesser Redpoll
- Lesser Scaup
- Lesser Spotted Eagle
- Lesser Spotted Woodpecker
- Lesser Striped Swallow
- Lesser Whistling Duck
- Lesser Whitethroat
- Lesser Yellow-headed Vulture
- Lesser Yellowlegs
- Lilac-breasted Roller
- Lincoln's Sparrow
- Little Bee-eater
- Little Bittern
- Little Bustard
- Little Cormorant
- Little Crake
- Little Egret
- Little Grebe
- Little Gull
- Little Owl
- Little Ringed Plover
- Little Stint
- Little Swift
- Little Tern
- Little Woodpecker
- Long-billed Crombec
- Long-crested Eagle
- Long-eared Owl
- Long-legged Buzzard
- Long-tailed Duck
- Long-tailed Jaeger
- Long-tailed Meadowlark
- Long-tailed Shrike
- Long-tailed Tit
- Long-tailed Widowbird
- Long-winged Harrier