| First Name | Walter |
| Last Name | Koenig |
| Full Name at Birth | Walter Marvin Koenig |
| Age | 75 |
| Date of Birth | September 14, 1936 |
| Birthplace | Chicago, Illinois |
| Height | 5' 6" (168 cm) |
| Build | Average |
| Hair Color | Salt and Pepper |
| Star Sign | Virgo |
| Ethnicity | White |
| Nationality | American |
| Occupation Category | Actor |
| Claim to Fame | Star Trek |
| Official Website | walterkoenigsite.com |
Walter Marvin Koenig (born September 14, 1936) is an American actor, writer, teacher and director, known for his roles as Pavel Chekov in Star Trek and Alfred Bester in Babylon 5. He wrote the script for the 2008 science fiction legal thriller InAlienable.
Selected Walter Koenig film and TV show credits: