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Demetrius — Scientist in Stardew Valley
Birthday Summer 19
Lives in Pelican Town
Home Mountain (Robin's house)
Family Robin (wife), Maru (daughter), Sebastian (stepson)

Demetrius

Scientist

Studies the valley's ecosystem from the mountain lab. Strawberries and ice cream suit his analytical cheer.

Robin's husband, Maru's father, and Sebastian's stepfather. Enthusiastic about science, occasionally oblivious at home.

Explore this villager

Gift ideas, a typical day in town, and heart events — curated for cozy friendship, not wiki overload.

Gift ideas

Two gifts per week (plus one on their birthday) move friendship up or down. Birthday gifts count extra — these are the standouts, not every item in the game.

Loves

  • Ice Cream · +80 friendship

    Gift item

  • Rice Pudding · +80 friendship

    Cooked dish

  • Strawberry · +80 friendship

    Gift item

  • Stardrop Tea · +80 friendship

    Special item

Likes

  • Quartz · +45 friendship

    Gem or mineral

  • Purple Mushroom · +45 friendship

    Foraged

Dislikes

  • Clay · −20 friendship

    Material

  • Holly · −20 friendship

    Foraged

Hates

  • Salmonberry · −40 friendship

    Fish

  • Holly · −40 friendship

    Foraged

Typical day

A simplified rhythm for finding them in town — weather and festivals can shuffle things around.

WhenWhere
8:00 AM – 5:00 PM · Regular dayHome lab → mountain for samples
All day · Rainy dayIndoor lab

Relationships

  • Robin & Maru

    Family on the mountain — he is proud of Maru's inventions.

  • Sebastian

    Stepfather relationship is polite but distant.

Trivia

  • He may ask to study crops on your farm — say yes for a friendly boost.

Reference notes from Stardew Valley Wiki .