Sleep Disturbances among Primi Gravida Abstract Aim: The current study aimed to identify patterns of sleep disturbances among primi gravidea and their possible contributing factors. Setting: the study was conducted at ante-natal care clinic at Benha University hospital. Design: descriptive study design. Sampling: Purposive sample. Tools: Three tools were used to collect data, structured interviewing questionnaire, (insomnia rating scale, Epworth scale, Berlin scale and leg cramps); factors contributing to sleep disturbances during pregnancy; Pittsburgh Sleep Quality Index. Results: Poor sleep quality was significantly more common during last trimester among young primi gavidae younger than 25 years. Insomnia, day time sleepiness, snoring were the most reported patterns of sleep disturbances followed by breathing disturbances and leg cramps. Patterns of sleep disturbances were statistically significant to demographic characteristics and gestational age of pregnancy (p