The word Blackboard may refer to:

• Chalkboard — a reusable writing surface
• Blackboard (computing) — a global workspace, in Artificial Intelligence
• Blackboard system — an area of shared memory in Computer Science
• Blackboard Inc. — an e-learning software company
• Blackboard bold is a style of typeface often used for certain symbols in mathematics and physics texts
• Chalkboard (font), the font by Apple made to rival the successful Comic Sans font.