What is an ideal weight for a 37 year old female who is 5 foot 3?

BMI. Use a BMI calculator to know. SEE: https://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmicalc.htm. BMI Categories:
Underweight = <18.5 * Normal weight = 18.5–24.9 * Overweight = 25–29.9 * Obesity = BMI of 30 or greater. By checking your BMI you can get an idea of whether you are in a healthy range.
Ideal weight. Roughly 110-140 pounds, although better estimate if u know your bmi (body mass index) which normally is 18-25 . Google the words bmi calculator & that can guide you.