Andrzej Kolmogorov was a prominent Russian mathematician born on April 25, 1903, in Tambov, Russia. He is best known for his foundational work in the field of probability theory, where he developed the modern axiomatic approach. His contributions laid the groundwork for many areas of mathematics and statistics. Kolmogorov also made significant advancements in mathematical logic, topology, and turbulence theory. He published numerous papers and books throughout his career, influencing both theoretical and applied mathematics. His work continues to be relevant in various scientific disciplines, including computer science and finance.