STOCKHOLM, April 19 (Reuters) - Norway's $1.6 trillion sovereign wealth fund, one of the world's largest investors, said on Friday it would again vote in favour of a resolution calling for a split of the CEO and board chair roles at Goldman Sachs.

Proxy advisors Institutional Shareholder Services (ISS) and Glass Lewis have recommended that investors back a shareholder resolution urging the bank to split the two roles currently held by David Solomon, at Goldman's annual meeting on April 24. (Reporting by Greta Rosen Fondahn, editing by Terje Solsvik)