Sergei Yudin
Sergei Yudin (Russian: Серге́й Юдин) may refer to:
- Sergei Yudin (1889–1963), Russian opera singer, a lyric tenor
- Sergei Yudin (1891–1954), Russian physician who developed early blood bank practices
Sergei Yudin (Russian: Серге́й Юдин) may refer to: