Chaplygin ({{lang-ru|Чаплыгин}}, masculine) or Chaplygina (feminine or masculine genitive) is the name of several inhabited localities in Russia.

Urban localities

• Chaplygin, Lipetsk Oblast, a town in Chaplyginsky District of Lipetsk Oblast; administratively incorporated as a town under district jurisdiction

Rural localities

• Chaplygin, Krasnodar Krai, a khutor in Soyuz Chetyrekh Khutorov Rural Okrug of Gulkevichsky District of Krasnodar Krai
• Chaplygina, Kursk Oblast, a village in Pashkovsky Selsoviet of Kursky District of Kursk Oblast
• Chaplygina, Oryol Oblast, a village in Bagrinovsky Selsoviet of Bolkhovsky District of Oryol Oblast

• Said Aallaa
• Said Abadou
• 'Said Abd al-Ahad Khan
• Said Abdullah
• Said Abdullahi Mohamed
• Sa'ida Bint Khatir al-Farisi
• Said Aboulrich
• Said Achtar
• Saida District
• Said Admane
• Saida el-Menebhi
• Saidah Jules
• Said Ahmed Ahmed
• Said Ahmed Elashry
• Said Ahmed El-Ashry
• Saidahtam Rahimov
• Saidai Sa. Duraisamy
• Saidakhtam Rakhimov
• Said Akhtar
• Said Al-Andalusi
• Said al-As
• Said al-'As
• Sa'id al-Ashmawy
• Said al-Hamami
• Said Alharami