Topher, and less commonly Toph, are abbreviations of the name Christopher.
Notable people with the name include:
- Topher Campbell, British director of film, television and theatre
- Topher Grace (born 1978), American actor
- Topher Payne (born 1979), American playwright and screenwriter
- Topher Ricketts (1955–2010), Filipino martial artist, teacher, actor and author