1901 census [claims birth in SCOTLAND]
Name Frederick Anstruther
Age in 1901 28
Estimated Birth Year abt 1873
Gender Male
Where born Scotland
Civil parish Conchan
Ecclesiastical parish Conchan
Town Conchan
County/Island Isle of Man
Country Isle of Man
Registration District Isle of Man
Sub-registration district Isle of Man
ED, institution, or vessel 1a
Household schedule number 45
Piece 5302
Folio 80
Page number 6
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Fred Elliot Anstruther Claims birth in Fife, Scotland.
Age in 1911 39
Estimated Birth Year abt 1872
Relation to Head Boarder
Gender Male
Birth Place Fife, Scotland
Civil parish Onchan
Country Isle of Man
Street Address 10 Victoria Avenue Onchan
Marital Status Single
Occupation Ship's Purser
Registration District Isle of Man
Registration District Number 635
Sub-registration district Onchan
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I wonder if Fife might be correct even though all his sibling all have RC baptisms at Southwark RC Cathedral OR Hanwell RC church.
His untracable, supposed father
There are other curious examples of name changing between baptism and Civil Registration.