If these Grecians (as is probable) were Syrophenicians, their country was so near to Bethsaida of Galilee, which was Philip's town, that it is probable they might have some knowledge of him, and that might bring them to him to be spokesman; but it should seem they came only to satisfy their curiosity, for they ask for no more than that they might see Jesus.
Related Commentaries of John 12:21
John 12:21
21 The same came therefore to Philip, which was of Bethsaida of Galilee, and desired him, saying, Sir, we would see Jesus.