Jakob may be:
- A variant of "Jacob (name)".
- People
- Anund Jakob (c. 1010–1050), a.k.a. Anund Jacob of Sweden
- Ludwig Heinrich von Jakob (1759–1827), German economist
- Joseph Jakob (1886–1908), American diver
- Alfons Maria Jakob (1884–1931), German physician
- Hans Jakob (1908–1994), German soccer player
- Hans Jakob (1891–1967), German-born Swiss Esperantist
- Liane Jakob-Rost (born 1928), German scholar
- Winnie Jakob (born 1927), German artist
- Gabriele Jakob (born 1953), German politician
- Jakob Dylan (born 1969), American musician
- Jakob Ulrich (born 2001), American actor, son of Skeet Ulrich.
- Cities and towns
- Sankt Jakob in Haus
- Sankt Jakob im Rosental
- Sankt Jakob im Walde
- Other
- Ohel Jakob synagogue
- Jakob (band)
- Max Jakob Memorial Award
- Jakob (EP)
- St. Jakob Arena