Baby Milestone Calculator

Calculate your baby's 100-day and 1st birthday (Dol) milestones

Baby's Birth Date
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The Meaning of Baekil (100 Days)

Traditional Meaning

In the past when infant mortality was high, Baekil marked the first major milestone where a baby was considered likely to survive and grow healthily.

Modern Meaning

It's the baby's first major growth milestone, a meaningful day for family and friends to gather and celebrate the baby's healthy growth.

Baekil Preparation

  • • Traditional rice cakes (Baekseolgi, Susupatteok)
  • • Fruits and side dishes
  • • Family photo session
  • • Gifts (gold rings, clothes, etc.)
The Meaning of Dol (1st Birthday)

First Birthday

The day when the baby turns exactly one year old, considered the most important first birthday in Korean culture.

Doljabi Ceremony

A traditional ceremony where various objects are placed in front of the baby to predict their future based on what they pick up.

Doljabi Items

  • • Book/Brush: Scholar, good at studying
  • • Money/Rice: Wealth, no worries about food
  • • Thread/Needle: Long life, good with hands
  • • Microphone: Singer, entertainer
  • • Stethoscope: Doctor
Baby Growth Milestones by Stage

Newborn

0-28 days

Infant

1-12 months

Baekil

100 days

Dol

365 days

    Baby Milestone Calculator