- Emrehan Halici
- 43:06 year(s):day(s)
- Türkiye (Ankara)
The longest serving puzzles columnist is Emrehan Halici (Turkey) who has worked for 43 years and 6 days, as verified in Ankara, Turkey on 7 November 2021.
Emrehan started producing puzzles for several scientific publications and magazines in 1978.