| El Club secreto de los no herederos al trono |
 Spain |
| Der Geheime Club der Zweitgeborenen Royals |
 West Germany |
| Hiệp Hội Bí Mật Của Hoàng Tộc Đời Thứ 2 |
 Vietnam |
| Másodszülött Királyi Sarjak Titkos Társasága |
 Hungary |
| Secret Society of Second Born Royals |
 USA |
| Secret Society of Second Born Royals |
 United Kingdom |
| Secret Society of Second Born Royals |
 India |
| Secret Society of Second-Born Royals |
 Australia |
| Secret Society of Second-Born Royals |
 Canada |
| Secret Society of Second-Born Royals |
India |
| Secret Society of Second-Born Royals |
 Philippines |
| Secret Society of Second-Born Royals |
 Turkey |
| Secret Society of Second-Born Royals |
 South Africa |
| Sociedad secreta de hijos reales |
 Argentina |
| Sociedad Secreta de Hijos Reales |
 Mexico |
| Sociedade Secreta dos Príncipes Não Herdeiros |
 Portugal |
| Sociedade Secreta dos Segundos Filhos Reais |
 Brazil |
| La società segreta dei principi minori |
 Italy |
| Société Secrète de la Royauté |
Canada |
| Société Secrète de la Royauté |
 France |
| Tajné společenství druhorozených |
 Czechoslovakia |
| Tajne Stowarzyszenie Królewskich Sióstr i Braci |
 Poland |
| Tajno društvo drugorođenih plemića |
 Serbia |
| Тайное общество младших монарших особ |
 Russia |
| シークレット・ソサエティ ～王家第二子 秘密結社～ |
 Japan |
| 皇家次子女秘密社團 |
 Taiwan |
| 둘째들의 왕실 비밀 결사대 |
 South Korea |
