Daemonophobia or Demonophobia - Fear of demons.
Decidophobia - Fear of making decisions.
Defecalgesiophobia or Defecaloesiophobia - Fear of painful bowels movements.
Deipnophobia - Fear of dining, dinner conversations or carrying on a conversation while eating.
Dementophobia - Fear of insanity or becoming insane. (Agateophobia, Maniaphobia)
Demonophobia - Fear of demons. (Daemonophobia)
Demophobia - Fear of crowds of people or mobs. (Enochlophobia, Ochlophobia, Ochilophobia)
Dendrophobia - Fear of trees.
Dentophobia - Fear of dentists. (Odontophobia)
Dermatophobia or Dermatopathophobia or Dermatosiophobia – Fear of skin disease, lesions, or cracks of the skin.
Dextrophobia - Fear of objects at the right side of the body.
Diabetophobia - Fear of diabetes.
Didaskaleinophobia - Fear of going to school.
Dikephobia - Fear of justice.
Dinophobia - Fear of dizziness or whirlpools.
Diplophobia - Fear of double vision.
Dipsophobia - Fear of drinking.
Dishabiliophobia or Dishabillophobia - Fear of undressing in front of someone.
Domatophobia - Fear of houses or being in a house. (Ecophobia, Eicophobia, Oecophobia, Oikophobia, Oikiophobia)
Doraphobia - Fear of fur or skins of animals.
Doxophobia - Fear of expressing opinions or of receiving praise. (Allodoxaphobia)
Dromophobia - Fear of crossing streets or wandering (roaming). (Agyrophobia, Agyiophobia)
Dutchphobia - Fear of the Dutch and Dutch culture.
Dysmorphophobia - Fear of deformity.
Dystychiphobia - Fear of accidents.