People with the last name Semko in California
- Arlene Semko
- Ashley Semko
- Barbara Semko
- Caitlin Semko
- Charles Semko
- Chris Semko
- Emil Semko
- Ginger Semko
- Hiroto Semko
- Ivan Semko
- Jason Semko
- Jeffery Semko
- Jeremy Semko
- John Semko
- Kathleen Semko
- Kathy Semko
- Ken Semko
- Lisa Semko
- Maksym Semko
- Nancy Semko
- Natalia Semko
- Sherrill Semko
- Steve Semko
- Steven Semko
- Theresa Semko
- William Semko
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