As the pregnancy gets older, the attention and thoughts of pregnant women begin to focus on something that is considered as a climax, so that the anxiety experienced will intensify just before the childbirth. Excessive anxiety and sleep disorders during pregnancy can cause mental disorders in pregnant women and inhibit fetal growth. To determine the effect of prenatal gentle yoga and hypnotherapy on anxiety level and sleep quality in the third trimester pregnant women. This is a quasi-experimental study with a pre-post test with a control group. The sample was 32 respondents consisting of 16 respondents as an intervention group and 16 respondents as a control group taken by purposive sampling. The analysis used was the Paired T-test. There is a difference in the average of anxiety level in the third trimester pregnant women in the intervention and control groups with a p value 0,000; there is a difference in the average of sleep quality in the third trimester pregnant women in the intervention and control groups with a p value 0,000; and there is no difference in the average of anxiety level and sleep quality in the third trimester pregnant women in the intervention and control groups with a p value 0,64. Prenatal Gentle Yoga and Hypnotherapy have an effect in reducing the anxiety level and improving the sleep quality in the third trimester pregnant women.