The Department of Archaeology (Sinhala: පුරාවිද්යා දෙපාර්තමේන්තුව, romanized: Purāvidyā Depārtamēntuva, Tamil: தொல்பொருளியல் திணைக்களம், romanized: Tolporuḷiyal Tiṇaikkaḷam) is a non-ministerial government department in Sri Lanka responsible for managing the archaeological heritage.