Here are lists of single-sex education (schools which only admit boys, or those which only admit boys at certain levels/years/grades), or those which follow the Diamond Schools model (separating students by gender at points), by country.
Australia
Austria
Former
Argentina
Azerbaijan
Former
Bangladesh
Barisal Division
Chittagong Division
Dhaka Division
Khulna Division
Mymensingh Division
Rajshahi Division
Rangpur Division
Brazil
Former
Brunei
Note: Hassanal Bolkiah Boys' Arabic Secondary School, despite its name, admits both male and female students.
Cameroon
Canada
British Columbia
Vancouver
Manitoba
Ontario
Toronto
Former
Quebec
Former:
Chile
Cyprus
Former
Egypt
Ethiopia
Fiji
Former
France
Ghana
Ashanti Region
Central Region
Eastern Region
Greater Accra Region
Oti Region
Upper West Region
Volta Region
Western Region
Gibraltar
Greece
- Fifth Boys Gymnasium of Thessaloniki (closed)
A non-profit public secondary school in the city of Thessaloniki's Analipsi neighborhood, comprised 3-year junior high school and 3-year high school (six-grade), and also Higher Education entrance education. Previous was the Villa Mehmet Kapandji, today is The Cultural Centre of Education Foundation of National Bank of Greece.
Guam
Guernsey
Haiti
Hong Kong
Hungary
India
Please see, .
Indonesia
Iran
Since the Iranian Revolution government schools have been divided by gender
Iraq
Al Mutamayizeen Secondary has boys' schools.
Jamaica
Former
Japan
Jersey
Kenya
- Alliance High School (Kenya), Kikuyu
- Agoro Sare High School, Oyugis
- Friends School Kamusinga, Kimilili
- Highway Secondary School, South B
- Kapsabet High School, Kapsabet
- Kericho High School, Kericho
- Kiambu High School
- Kisii School, Kisii
- Kitui School, Kitui
- Machakos School, Machakos
- Maliera Boys Secondary School, Kodiaga
- Maranda High School, Bondo
- Mumbuni High School, Machakos
- Murang'a High School, Murang'a
- Nakuru Boys High School, Nakuru
- Nyang'ori High School, Kisumu
- Nyeri High School, Nyeri
- St. Joseph's Rapogi Secondary School, Sare
- St. Luke's Boys' High School, Kimilili
- St. Mary's School, Nairobi
- St. Mary's School, Yala Township
- St. Patrick's High School, Iten
- Sawagongo High School, Gem Constituency
- Starehe Boys' Centre and School, Nairobi
Former
Lebanon
Became coeducational
Luxembourg
Former
Malaysia
- Alam Shah Science Secondary School, Bandar Tun Razak
- Batu Pahat High School, Batu Pahat
- Bukit Bintang Boys' Secondary School, Petaling Jaya
- Chung Ling High School, Air Itam
- English College Johore Bahru, Johor Bahru
- Henry Gurney School, Keningau
- Henry Gurney School Puncak Borneo, Kuching
- Kolej Sultan Abdul Hamid, Alor Setar
- Malay College Kuala Kangsar, Kuala Kangsar
- Royal Military College, Sungai Besi
- Sacred Heart National Secondary School, Sibu
- Sultan Alam Shah School, Putrajaya
George Town
Ipoh
Klang
Kuala Lumpur
Malacca City
Seremban
Taiping
Former
Malta
Mauritius
Former
Mexico
Irish Institute in the State of Mexico has a separate campus for boys.
Universidad Panamericana Preparatoria in Mexico City has a separate campus for boys.
Namibia
Former boys schools
Nepal
Former boys schools
New Zealand
Auckland Region
- Auckland Grammar School, Epsom, Auckland
- De La Salle College, MÃÂngere East, Auckland
- Dilworth School, Epsom, Auckland
- Kelston Boys' High School, Kelston, Auckland
- King's College, Ã
ÂtÃÂhuhu, Auckland (Junior only)
- King's School, Remuera, Auckland
- Liston College, Henderson, Auckland
- Rosmini College, Takapuna, Auckland
- Sacred Heart College, Glendowie, Auckland
- Saint Kentigern College, Pakuranga, Auckland - has gender separation in some classes
- St Paul's College, Ponsonby, Auckland
- St Peter's College, Grafton, Auckland
- Tipene St Stephens School, Bombay Hills, Auckland (opening 2025)
- Westlake Boys High School, Forrest Hill, Auckland
Bay of Plenty Region
Canterbury Region
- Christchurch Boys' High School, Riccarton, Christchurch
- Christ's College, Christchurch
- Medbury School, Fendalton, Christchurch
- St Bede's College, Papanui, Christchurch
- St Thomas of Canterbury College, Sockburn, Christchurch
- Shirley Boys' High School, Christchurch
- Timaru Boys' High School, Timaru
Gisborne District
Hawke's Bay Region
ManawatÃ
«-Whanganui
Marlborough Region
Nelson City
Northland Region
Otago Region
Southland Region
Taranaki Region
Waikato region
Wellington Region
- Hutt International Boys' School, Trentham, Upper Hutt
- Rathkeale College, Masterton
- Rongotai College, Rongotai, Wellington
- St Bernard's College, Lower Hutt
- St Patrick's College, Silverstream, Upper Hutt
- St Patrick's College, Kilbirnie, Wellington
- Wellesley College, Days Bay, Lower Hutt
- Wellington College, Mount Victoria, Wellington
Former boys' schools
Nigeria
Abia State
Akwa Ibom State
Anambra State
Benue State
- St. Andrew's Secondary School, Adikpo
Delta State
Ebonyi State
Imo State
Lagos State
Ogun State
Oyo State
Plateau State
Pakistan
Government schools in this country are divided by gender
Philippines
- Aquinas School, San Juan
- Don Bosco Academy, Bacolor
- Don Bosco Technical Institute â Tarlac, Tarlac City
- Don Bosco Technical Institute of Makati, Makati
- Don Bosco Technical Institute of Victorias, Victorias City
- Immaculate Conception School for Boys, Malolos
- Lourdes School of Mandaluyong, Mandaluyong
- PAREF Northfield School, Antipolo
- PAREF Southridge School, Muntinlupa
- PAREF Springdale School, Cebu
- PAREF Westbridge School, Iloilo
- The Sisters of Mary School Adlas Campus, Barangay
- The Sisters of Mary School Minglanilla Campus, Minglanilla
- Xavier School, San Juan
Portugal
Russia
Saudi Arabia
Government schools in this country are divided by gender
Sierra Leone
Singapore
South Africa
Eastern Cape
Free State
Gauteng
- Afrikaanse Hoër Seunskool, Pretoria
- Athlone Boys High School, Johannesburg
- Christian Brothers' College, Boksburg
- Highlands North Boys High School, Johannesburg
- Jeppe High School for Boys, Kensington
- King Edward VII School, Houghton Estate
- Parktown Boys' High School, Parktown
- Pretoria Boys High School, Brooklyn
- The Ridge School, Westcliff
- St Alban's College, Lynnwood Glen
- St Benedict's College, Bedfordview
- St David's Marist, Inanda
- St Declan's School for Boys, Alberton
- St Stithians College, Sandton (separate boys' and girls' divisions)
- Springs Boys' High School, Springs
KwaZulu-Natal
- Clifton School, Durban
- Drakensberg Boys' Choir School, Drakensberg
- Durban High School, Musgrave
- Glenwood High School, Glenwood
- Hilton College, Hilton
- Kearsney College, Botha's Hill
- Maritzburg College, Pietermaritzburg
- Michaelhouse, Balgowan
- Northwood School, Durban
- Pinetown Boys' High School, Pinetown
- St Charles College, Pietermaritzburg
- Westville Boys High School, Westville
Northern Cape
North West
Western Cape
South Korea
- Bupyeong High School, Bupyeong District
- Chungam High School, Eunpyeong District
- Chungju High School, Chungju
- Daeil High School, Deungchon-dong
- Daein High School, Seo District, Incheon
- Gwangju Jeil High School, Gwangju
- Hankwang Boys' High School, Pyeongtaek
- Hanseong High School, Seodaemun District
- Hongik University High School, Seongbuk District
- Joongdong High School, Gangnam District
- Jungdong High School, Daegu
- Jungsan High School, Gangnam District
- Kangbuk High School, Daegu
- Kwangwoon Electronics Technical High School, Nowon District
- Kyungbock High School, Jongno District
- Kyunggi High School, Gangnam District
- Seoul High School, Seocho District
- Whimoon High School, Gangnam District
- Yongsan High School, Yongsan
Sri Lanka
- Ananda Sastralaya, Kotte
- Bandaranayake College, Gampaha
- Royal College Horana, Horana
- Joseph Vaz College, Wennappuwa
- Matale Hindu College, Mandandawela
- Nalanda Boys' Central College, Minuwangoda
- President's College, Maharagama
- Ranabima Royal College, Gannoruwa
- St. Aloysius College, Ratnapura
- St. Anthony's College, Wattala
- St. Mary's College, Chilaw
- St. Thomas' College, Matale
- St. Xavier's Boys' College, Mannar
- St. Xavier's College, Marawila
- St. Xavier's College, Nuwara Eliya
- Tangalle Boys' School, Tangalle
- Udupiddy American Mission College, Udupiddy
- Uva College, Badulla
Colombo
Galle
Jaffna
Kalutara
Kandy
Kegalle
Kurunegala
Matara
Moratuwa
Nugegoda
Panadura
Point Pedro
Switzerland
Former
Taiwan (Republic of China)
Tanzania
Thailand
Turkey
Former
Uganda
- Busoga College, Mwiri Hill
- Iganga Boys Boarding Primary School, Iganga
- Jinja College, Jinja
- Kigezi College Butobere, Kabale
- Kiira College Butiki, Butiki Hill
- Lango College, Lira
- Mbarara High School, Mbarara
- Namilyango College, Namilyango
- Nganwa High School, Kabwohe
- Ntare School, Mbarara
- St. Aloysius College, Nyapea
- St. Henry's College Kitovu, Masaka
- St. John Fisher Ibanda Secondary School, Ibanda
- St. Joseph's College Layibi, Gulu
- St. Joseph's College, Ombaci
- St. Leo's College Kyegobe, Fort Portal
- St. Mary's College Kisubi, Kisubi
- St. Peter's College Tororo, Tororo
- Teso College Aloet, Soroti
Former
United Kingdom
United States
Zambia
Former
Zimbabwe
- Allan Wilson High School, Harare
- Bernard Mizeki College, Marondera
- Christian Brothers College, Bulawayo
- Churchill School, Harare
- Cranborne Boys High School, Harare
- Ellis Robins School, Mabelreign
- Gifford High School, Bulawayo
- Hamilton High School, Bulawayo
- Hartmann House Preparatory School, Harare
- Kutama College, Norton
- Mazowe Boys High School, Harare
- Peterhouse Boys' School, Mashonaland East
- Prince Edward School, Harare
- St Faith's School, Manicaland
- St. John's College, Borrowdale
- St. John's Preparatory School, Borrowdale
- St. George's College, Harare
Former
By former countries
Ottoman Empire
Adrianople Vilayet
Aydin Vilayet
Constantinople Vilayet
Salonika Vilayet
See also
References