A 21-year-old passenger in a Ford Ka has died following a two-car crash which left four injured on the A1 near Torness power station in Dunbar, East Lothian, at about 7.40pm yesterday.
She died at the scene from her injuries.
A 21-year-old driver of the Ka and another female passenger, aged 20, were also injured along with a 23-year-old Ford Focus driver and his 20-year-old female passenger.
The injured were airlifted Edinburgh Royal Infirmary by a search and rescue helicopter from RAF Boulmer, near Alnwick.
The other casualty was taken by ambulance to hospital.
The road was closed for about six hours.
An 85-year-old man also died following a two car collision on the A90 southbound in Dundee.
Emergency services were called to the area after a collision between a Skoda and a Seat, near the Petterden slip road.
The 85-year-old man driving the Skoda was trapped in his car and had to be cut free by firefighters.
A trauma team took him by ambulance to Ninewells Hospital in Dundee where he was pronounced dead a short time later.
The 71-year-old Seat driver was treated for minor injuries.
Both lanes of the southbound carriageway were shut.
Witnesses to the accidents have been urged to contact police.