The programming language often favored by data scientists for its simplicity is Python. Known for its readable syntax and ease of use, Python is popular in data analysis, machine learning, and scientific computing. The language offers a rich ecosystem of libraries, such as NumPy, Pandas, and Scikit-learn, which streamline data processing and modeling tasks. Its versatility allows data scientists to quickly prototype solutions and iterate on models, making it a go-to language in the data science community.