Customized keyword query suggestions on online social networks

In one embodiment, a method includes generating, for each of a plurality of first entities of an online social network, a plurality of candidate keywords associated with the first entity by extracting a plurality of n-grams from a plurality of content objects associated with the first entity. The method also includes identifying, from the plurality of first entities, responsive to determining that a second entity of the online social network is interacting with a search interface of the online social network, a plurality of entities associated with the second entity based at least in part on a search history of the second entity. The method also includes sending, to a client system of the second entity, for each of the plurality of identified entities associated with the second entity, instructions for presenting one or more suggested queries comprising one or more of the generated candidate keywords associated with the identified entity.