There are growing fears for two Australians unaccounted for after a deadly train crash in Spain that has killed at least 69 people.

The Department of Foreign Affairs has confirmed it is working to verify the safety of two Australian citizens believed to have been caught up in the disaster.

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Federal MP Chris Bowen said consular officials were working hard to locate the pair.

“Our consulate officials in Spain are working very hard. It’s obviously a very, very difficult situation,” he said.

Two trains smashed into eachother near Madrid. Credit: AAP

At least 69 people were killed and many more were injured. Credit: AAP

At least 69 people died when one train smashed into another on a high-speed line near Madrid.

Australian authorities are continuing their efforts to confirm whether the two citizens were on board the trains involved in the crash.

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