The euro was steady against the dollar after the ECB's policy decision, where they failed to cut rates to boost euro zone growth.
The British pound was strengthened by construction purchasing manager's index, even after other disappointing construction data.
The yen reached a fresh six-year low on the New Zealand dollar on Monday, as safe-haven demand waned amid hopes of more stimulus from China.
The euro fell to three-week low against the dollar on Friday, with investors wary given strong rhetoric from European Central Bank officials about its recent strength and awaiting German inflation data that could undermine it further.
The dollar edged higher against the euro and the yen after upbeat U.S. economic data.
Ilya Spivak, Currency Strategist at FXCM, says the EUR/USD and the USD/CAD currency pairs could receive a boost as concerns about the U.S. economy subside.
The euro fell on Wednesday, with investors wary after European Central Bank officials ramped up efforts to talk down the currency, with arguably its most hawkish member hinting at a radical softening of monetary policy.
Sterling firmed against a weaker euro on Tuesday after European monetary policy makers signaled possible monetary easing to avoid deflation.
The euro was hurt by signs that growth was slowing in the euro zone's largest economy, Germany.
Data showing a record euro zone trade surplus in January helped the euro rise against the dollar for the first time in three days.
The dollar steadied against major currencies on Thursday after being jerked higher overnight by a Federal Reserve message that a rate hike would be sooner than expected.
Kathy Lien, BK Asset Management, and Michael Gregory, BMO Capital Markets, provide perspective on how rising interest rates will likely impact currencies and fixed income.
The dollar rose against the yen and euro on Wednesday, following the Federal Reserve's announcement it will further unwind monetary stimulus.
A modest easing of tension in Ukraine and a slight increase in U.S. Treasury yields sent the euro on Tuesday against the U.S. dollar and the yen.
The yen heads for its biggest weekly gain in more than a month against the dollar, on tensions in Ukraine and the Chinese economy.
Fears the crisis in Ukraine could intensify led traders to the safe havens of the Japanese yen and Swiss franc.
Concerns about China and other developing economies weakened the Australian dollar and currencies closely linked to commodities markets.
The ECB's forward guidance may adjust policy to tighten the slack in the Euro zone economy, a senior ECB official said.
The U.S. dollar was supported by hopes U.S. job growth would pick up in the wake of last week's data.
Unexpectedly strong non-farm payroll data boosted the dollar, despite the cold winter across much of the United States.