- DKO stands for Defense Knowledge Online
- dKO stands for double knockout (mice)
- DKO stands for Darren Kramer Organization (band)
- DKO stands for Deeltijds Kunst Onderwijs (Dutch: Part-Time Art Education)
- DKO stands for Don’t Know Option (surveys)
- DKO stands for Delta Kappa Omicron (fraternity)
Abbreviations And Their Meaning