TDH

TDH can refer to:

• Terre des hommes, Swiss children's rights charity organisation
• Total dynamic head
• L-threonine dehydrogenase
• Turkey's Change Movement ({{langx|tr|Türkiye Değişim Hareketi|link=no}}), a Turkish political party
• (+)-Thujan-3-ol dehydrogenase, an enzyme
• TDH (news agency), Turkmenistan
• TommyLee Dauphinais Howard, rapper

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