| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
501  | Mbuyuni Mbuvuni,Mbuyuni | Tanzania, | hill | S 5° 58′ 0'' | E 38° 48′ 0'' |
| 502 | Mbogo Mbogo | Tanzania, Mbeya Mbeya District Council > Itawa | mountain | S 9° 10′ 0'' | E 33° 18′ 0'' |
| 503 | Mbogo Mboga,Mbogo | Tanzania, Shinyanga | hill | S 4° 15′ 0'' | E 32° 34′ 0'' |
| 504 | Mbili ya Usambara Mabili,Mbili ya Usambara | Tanzania, Kilimanjaro Same District Council > Kalemawe | hill | S 4° 22′ 0'' | E 38° 14′ 0'' |
| 505 | Ras Mbemkuru Ras Bwamkuro,Ras Mbemkuru | Tanzania, Lindi | point | S 9° 27′ 27'' | E 39° 39′ 18'' |
| 506 | Mbede Mbeda,Mbede | Tanzania, Rukwa Nkasi District Council > Mkwamba | hill | S 7° 14′ 0'' | E 31° 17′ 0'' |
| 507 | Mbarawala Plateau Mbarawala Plateau | Tanzania, Lindi | plateau | S 9° 25′ 0'' | E 39° 15′ 0'' |
| 508 | Mbara Mbara | Tanzania, Morogoro Kilombero District Council > Mang’ula | hill elevation 510m | S 7° 52′ 56'' | E 37° 11′ 48'' |
| 509 | Mbali Island Kisiwa Mbali,Mbali Island | Tanzania, Pemba North | island | S 4° 56′ 0'' | E 39° 48′ 0'' |
| 510 | Mbala Mbala,Msala | Tanzania, Tanga Korogwe District > Chekelei | hill | S 5° 1′ 0'' | E 38° 14′ 0'' |
| 511 | Mazaza Kingwala,Mazaza | Tanzania, Dodoma Mpwapwa District Council > Matomondo | hill | S 6° 26′ 0'' | E 36° 37′ 0'' |
| 512 | Mayawa Guelilivanank,Mayawa | Tanzania, Manyara Hanang District > Laghanga | hill | S 4° 32′ 0'' | E 35° 8′ 0'' |
| 513 | Maweni Ridge Maweni Ridge | Tanzania, Dodoma | ridge(s) | S 4° 35′ 0'' | E 36° 5′ 0'' |
| 514 | Ras Mawemawili Ras Mavemavili,Ras Mawemawili | Tanzania, Tanga | point | S 4° 56′ 0'' | E 39° 10′ 0'' |
| 515 | Ras Mawedi Ras Mawedi,Ras Maweli | Tanzania, Lindi Lindi Rural > Kilolambwani | point | S 9° 29′ 27'' | E 39° 40′ 41'' |
| 516 | Cape Kilwa Cape Kilwa | Tanzania, Lindi Kilwa District > Masoko | point | S 8° 55′ 31'' | E 39° 33′ 21'' |
| 517 | Matumbini Matumbene,Matumbini | Tanzania, Pemba South | island | S 5° 25′ 22'' | E 39° 35′ 39'' |
| 518 | Matuffa Crater Matuffa Crater | Tanzania, Arusha | crater(s) | S 3° 21′ 0'' | E 36° 58′ 0'' |
| 519 | Matiom Mountains Matiom Mountains | Tanzania, Arusha | mountains | S 2° 42′ 0'' | E 36° 23′ 0'' |
| 520 | Matanganaimo Matangaimo,Matanganaimo | Tanzania, Manyara Hanang District > Sirop | hill | S 4° 38′ 0'' | E 35° 38′ 0'' |
| 521 | Masuha Island Massua Island,Masuha Island | Tanzania, Mwanza | island | S 2° 49′ 0'' | E 32° 56′ 0'' |
| 522 | Ras Mashungiyanyuni Ras Mashungiyanyuni,Ras Mshingwianuni | Tanzania, Pemba North Wete District > Gando | point | S 5° 0′ 0'' | E 39° 42′ 0'' |
| 523 | Masanja Hill Masanja Hill,Masanje-Insel | Tanzania, Mara Musoma District Council > Murangi | hill | S 1° 55′ 0'' | E 33° 29′ 0'' |
| 524 | Masakara Island Kasankara Island,Masakara Island | Tanzania, Mara | island | S 1° 55′ 0'' | E 33° 17′ 0'' |
| 525 | Mapenni Point Mapeni-Spitze,Mapenni Point | Tanzania, Mwanza | point | S 2° 27′ 0'' | E 32° 32′ 0'' |
| 526 | Manyika Manyika,Manyka | Tanzania, Mara Butiama District Council > Buruma | hill | S 1° 44′ 0'' | E 33° 55′ 0'' |
| 527 | Mangalisa Mangalisa | Tanzania, Dodoma Mpwapwa District Council > Ipera | mountain elevation 2287m | S 7° 6′ 36'' | E 36° 26′ 27'' |
| 528 | Managhat Managhat,Manangati | Tanzania, Manyara Babati District > Riroda | hill | S 4° 17′ 0'' | E 35° 37′ 0'' |
| 529 | Mambezi Mambezi,Mamenzi | Tanzania, Mbeya Chunya District Council > Sangambi | hill | S 8° 23′ 0'' | E 33° 39′ 0'' |
| 530 | Malugulu I Malugulu I | Tanzania, Shinyanga Kahama Rural District > Mwalugulu | peak | S 3° 49′ 0'' | E 32° 50′ 0'' |
| 531 | Malesa Island Malasa Island,Malesa Island | Tanzania, Rukwa | island | S 8° 13′ 0'' | E 30° 57′ 0'' |
| 532 | Malenge Malenge,Marenge | Tanzania, Mwanza Misungwi district > Buhingo | hill | S 3° 6′ 0'' | E 33° 0′ 0'' |
| 533 | Malbadow Escarpment Malbadao Escarpment,Malbadow Escarpment | Tanzania, Manyara | escarpment | S 4° 27′ 0'' | E 35° 14′ 0'' |
| 534 | Malanya Malanya | Tanzania, Arusha Ngorongoro District Council > Ngorongoro | peak | S 3° 10′ 0'' | E 35° 27′ 0'' |
| 535 | Makuibiringa Makuibiringa,Makwibiringa | Tanzania, Simiyu Maswa District > Ng’wigwa | hill | S 3° 13′ 0'' | E 33° 52′ 0'' |
| 536 | Makove Island Makove Island,Mukobe Island | Tanzania, Mwanza | island | S 2° 22′ 0'' | E 32° 55′ 0'' |
| 537 | Makongwe Island Makongwe Island,Makungwi Island | Tanzania, Pemba South | island | S 5° 22′ 0'' | E 39° 38′ 0'' |
| 538 | Makombitu Makombito,Makombitu | Tanzania, Dodoma Chamwino > Segala | hill | S 5° 39′ 0'' | E 36° 14′ 0'' |
| 539 | Makomayo Makomayo | Tanzania, Katavi Mpanda District > Mpandandogo | mountain elevation 2015m | S 6° 5′ 9'' | E 30° 38′ 43'' |
| 540 | Ras Makabe Ras Makabe,Ras Malabe | Tanzania, Dar es Salaam Region Temeke District > Kigamboni | point | S 6° 50′ 0'' | E 39° 18′ 0'' |
| 541 | Maisome Island Maisome Island,Meissome | Tanzania, Mwanza | island | S 2° 18′ 0'' | E 32° 2′ 0'' |
| 542 | Mahondo Mahondo | Tanzania, Morogoro Kilosa District > Ruhembe | hill elevation 752m | S 7° 41′ 29'' | E 37° 11′ 28'' |
| 543 | Mahoma Mahoma,Pembemoto | Tanzania, Dodoma Dodoma Urban District > Chahwa | hill | S 6° 6′ 0'' | E 35° 54′ 0'' |
| 544 | Ras Mahojuu Ras Kivumoni,Ras Mahojuu | Tanzania, Pemba North | point | S 5° 7′ 0'' | E 39° 41′ 0'' |
| 545 | Magateni Magateni,Magatini | Tanzania, Mara Serengeti District Council > Kenyamonta | hill | S 1° 37′ 0'' | E 34° 17′ 0'' |
| 546 | Magarombe Magarombe,Maragombe | Tanzania, Mara Butiama District Council > Busegwe | hill | S 1° 42′ 0'' | E 33° 55′ 0'' |
| 547 | Madowda Madowa,Madowda | Tanzania, Dodoma Chamwino > Msamalo | hill | S 6° 17′ 0'' | E 36° 5′ 0'' |
| 548 | Madewa Madewa | Tanzania, Morogoro Gairo District Council > Nongwe | mountain | S 6° 25′ 0'' | E 36° 59′ 0'' |
| 549 | Mackuera Island Machuera Island,Mackuera Island | Tanzania, Mara | island | S 2° 13′ 0'' | E 33° 27′ 0'' |
| 550 | Machingiri Machingiri,Makingiri | Tanzania, Manyara Kiteto District Council > Dosidosi | hill | S 5° 36′ 0'' | E 36° 27′ 0'' |
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