The present invention provides an interlayer film for a laminated glass which can suppress bubble formation and bubble growth in the laminated glass. An interlayer film for a laminated glass according to the present invention includes a first layer and a second layer laminated on one face of the first layer, each of the first layer and the second layer contains a polyvinyl acetal resin, contains a carboxylic acid-modified polyvinyl acetal resin, or contains both a polyvinyl acetal resin and a carboxylic acid-modified polyvinyl acetal resin, each of the first layer and the second layer contains a plasticizer, and when the first layer does not contain the carboxylic acid-modified polyvinyl acetal resin, the first layer contains a compound having a boron atom.