- Madagascar Blue Pigeon
- Madagascar Blue Vanga
- Madagascar Buttonquail
- Madagascar Buzzard
- Madagascar Cisticola
- Madagascar Cuckoo
- Madagascar Cuckooshrike
- Madagascar Forest Rail
- Madagascar Grebe
- Madagascar Harrier-Hawk
- Madagascar Hoopoe
- Madagascar Ibis
- Madagascar Lark
- Madagascar Magpie-Robin
- Madagascar Mannikin
- Madagascar Nightjar
- Madagascar Plover
- Madagascar Pygmy Kingfisher
- Madagascar Rail
- Madagascar Sandgrouse
- Madagascar Snipe
- Madagascar Spinetail
- Madagascar Starling
- Madagascar Stonechat
- Madagascar Swamp Warbler
- Madagascar Wagtail
- Magellanic Snipe
- Maghreb Lark (randonii)
- Maghreb Magpie
- Magnificent Frigatebird
- Magnolia Warbler
- Magpie Shrike
- Malabar Pied Hornbill
- Malachite Kingfisher
- Malagasy Black Swift
- Malagasy Brush Warbler
- Malagasy Bulbul
- Malagasy Coucal
- Malagasy Green Sunbird
- Malagasy Harrier
- Malagasy Kestrel
- Malagasy Kingfisher
- Malagasy Paradise Flycatcher
- Malagasy Pond Heron
- Malagasy Turtle Dove
- Malagasy White-eye
- Malaysian Pied Fantail
- Malaysian Plover
- Mallard
- Mandarin Duck
- Mangrove Sunbird
- Mangrove Swallow
- Mangrove Warbler
- Marabou Stork
- Marble-faced Bristle Tyrant
- Marbled Duck
- Marbled Godwit
- Marico Sunbird
- Marsh Sandpiper
- Marsh Tchagra
- Marsh Tit
- Marsh Warbler
- Marsh Wren
- Martial Eagle
- Mascarene Martin
- Masked Flowerpiercer
- Masked Shrike
- Masked Trogon
- Masked Yellowthroat
- Meadow Bunting
- Meadow Pipit
- Mediterranean Flycatcher
- Mediterranean Gull
- Mediterranean Short-toed Lark
- Medium Egret
- Meller's Duck
- Melodious Blackbird
- Melodious Warbler
- Menetries's Warbler
- Metallic-green Tanager
- Meves's Starling
- Mexican Violetear
- Meyer's Parrot
- Middle Spotted Woodpecker
- Mistle Thrush
- Mistletoe Tyrannulet
- Mocking Cliff Chat
- Moltoni's Warbler
- Mongolian Finch
- Mongolian Ground Jay
- Mongolian Gull
- Mongolian Lark
- Mongolian Short-toed Lark
- Monotonous Lark
- Montagu's Harrier
- Montane Foliage-gleaner
- Montane Woodcreeper
- Montezuma Oropendola
- Moorland Chat
- Mosque Swallow
- Mottled Spinetail
- Mottled Swift
- Mottled Wood Owl
- Mountain Bulbul
- Mountain Buzzard
- Mountain Cacique
- Mountain Imperial Pigeon
- Mountain Thrush
- Mountain Wagtail
- Mountain Wren
- Mourning Collared Dove
- Mourning Dove
- Moussier's Redstart
- Moustached Barbet
- Musk Duck
- Mute Swan
- Myrtle Warbler