The key formula is: &birthday Enter this in the event along with the person's name: Jim's &birthday Use a Repeat rule, and enter the birth date as the Start date: 1/22/60 The Repeat Rule is Every Year. For the Repeat Until date, enter any date well into the future (e.g., 1/22/2040). On Jan. 22 2018, the event will display: Jim's 58th birthday