Trad. is mostly an abbreviation of the word "traditional". It may refer to:

• Traditional music, also called folk music
• Trad jazz like Dixieland and Ragtime
• Traditional grip, a technique holding drum sticks
• Traditional climbing
• Traditional skinhead
• Traditionalist Catholics
• Tradescantia or Spiderworts, a genus of different species of plants in the family Commelinaceae
• Ivy League (clothes), a style of men's dress, popular during the late 1950s
• Religious denomination, subgroups within a religion
• Lineages and denominations in the Wicca religion

Tråd is a  Swedish electronic music duo from Stockholm, formed in 2011. The band consists of Niklas Swanberg and Frank Wagnerius, and their music uses compressed live drums, talk box vocals, analogue synthesizers and many layers of arpeggio loops.