| As Tartarugas Ninja 2: O Segredo de Ooze |
 Brazil |
| As Tartarugas Ninja 2: O Segredo do Ooze |
Brazil |
| As Tartarugas Ninja II: O Segredo do Ooze |
Brazil |
| Helononinjakia II: To mystiko tou ouzou (transliterated title) |
 Greece |
| Las Tortugas Ninja 2: El secreto de Ooze |
 Argentina |
| Las Tortugas Ninja II (short title) |
 Mexico |
| Las Tortugas Ninja II: El secreto de los mocos verdes |
 Spain |
| Las tortugas ninja II: El secreto de Ooze (dubbed version) |
 Uruguay |
| Las Tortugas Ninja II: el secreto del Ooze |
Mexico |
| Las Tortugas Ninja II: el secreto del Ooze |
 USA |
| Las Tortugas Ninja II: El secreto del ooze |
 Peru |
| Mladé ninja korytnačky II: Tajomstvo bahna |
 Slovakia |
| Mutant Ninja Turtles 2 (literal English title) |
 Japan |
| Myûtanto Ninja Tâtoruzu 2 |
Japan |
| Myutanto tatoruzu 2 |
Japan |
| Ninja Kaplumbağalar 2: Sızıntının Esrarı |
 Turkey |
| Ninja kornjače 2 |
 Croatia |
| Tartarugas Ninja II: O Segredo da Lama Verde |
 Portugal |
| Tartarughe Ninja II - Il segreto di Ooze |
 Italy |
| Teenage Mutant Ninja Turtles 2 - Kampen om den grønne gørra |
 Norway |
| Teenage Mutant Ninja Turtles II - Het geheim van het drab (informal literal title) |
 Netherlands |
| Teenage Mutant Ninja Turtles II - Kampen om Ooze |
 Sweden |
| Teenage Mutant Ninja Turtles II: La solution secrète (video box title) |
 Canada |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 Australia |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
Canada |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 United Kingdom |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 Ireland |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 Hong Kong |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 India |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
 New Zealand |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
USA |
| Teenage Mutant Ninja Turtles II: The Secret of the Ooze |
|
| Teinimutanttininjakilpikonnat 2 ja Mönjän salaisuus |
 Finland |
| Testoasele Ninja 2 |
 Romania |
| Tini nindzsa teknőcök II. - A trutymó titka |
 Hungary |
| Tonåriga mutant ninjasköldpaddor 2 och geggans hemlighet |
Finland |
| Les tortues Ninja II : Les héros sont de retour |
 France |
| Les tortues Ninja II |
Canada |
| Tortugas ninja II |
Spain |
| Turtles 2 - Das geheimnis der ooze |
 Austria |
| Turtles II - Das Geheimnis des Ooze |
 West Germany |
| Turtles II - Gåden om det grønne slam |
 Denmark |
| Vėžliai nindzės 2: Ozo paslaptis |
 Lithuania |
| Wojownicze Żółwie Ninja II |
 Poland |
| Želví nindžové 2: Tajemství kapaliny |
 Czechoslovakia |
| Želví nindžové II |
Czechoslovakia |
| Χελωνονιτζάκια 2:το μυστικό του ούζου |
Greece |
| Нинџа корњаче 2 |
 Serbia |
| Черепашки-ниндзя 2: Тайна изумрудного зелья |
 Kazakhstan |
| Черепашки-ниндзя 2: Тайна изумрудного зелья |
 Russia |
| Юні мутанти черепашки ніндзя 2: Таємниця препарату (long title) |
 Ukraine |
| Юні черепашки ніндзя 2 |
Ukraine |
| ミュータント・ニンジャ・タートルズ2 |
Japan |
| 忍者龜續集 |
Hong Kong |
| 忍者龜續集 |
 Taiwan |
