Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Coursera
Skills you'll gain: Data Cleansing, Data Quality, Data Validation, Marketing Analytics, Reconciliation, Variance Analysis, Data Manipulation, Google Analytics, Data Wrangling, Data Transformation, Marketing Channel, Data Integrity, Web Analytics, Data Preprocessing, Campaign Management, Cross-Channel Marketing, Analysis, Market Analysis, Spreadsheet Software, SQL
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Data Transformation, Data Manipulation, Data Wrangling, Data Visualization Software, Data Cleansing, Data Visualization, Data Storytelling, Microsoft Power Platform, Interactive Data Visualization, Data Presentation, Business Intelligence, Data Analysis, Data Analysis Software, Microsoft Excel, Data Quality, Query Languages, Microsoft PowerPoint, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Cleansing, Data Manipulation, Data Preprocessing, Data Transformation, Data Wrangling, Data Quality, Tidyverse (R Package), R Programming, Data Import/Export, Generative AI, Data Validation, AI literacy, Text Mining, Data Pipelines, grep, Anomaly Detection
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Generative AI, Responsible AI, Data Preprocessing, Generative Adversarial Networks (GANs), Generative Model Architectures, Data Processing, Data Manipulation, Feature Engineering, Data Quality, Data Cleansing, Data Wrangling, Data Synthesis, Data Transformation, Pandas (Python Package), Microsoft Copilot, Data Validation, Model Evaluation, Information Privacy, Anomaly Detection
★ 3.9 (38) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Microsoft Excel, Data Quality, Data Validation, Spreadsheet Software, Computer Literacy, Data Entry, Data Preprocessing, Data Maintenance, Unstructured Data, Analysis, Data Integrity, Verification And Validation, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Pandas (Python Package), Financial Data, Data Wrangling, Data Transformation, Data Preprocessing, Data Quality, Data Structures, Financial Forecasting, Technical Communication, Data Validation, Jupyter, Data Integrity, Exploratory Data Analysis, Data Import/Export, Descriptive Statistics, Project Documentation
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Alteryx, Spatial Data Analysis, Spatial Analysis, Data Cleansing, Data Import/Export, Data Manipulation, Geographic Information Systems, Data Wrangling, Data Processing, Data Preprocessing, Data Integration, Data Transformation, Data Presentation, Document Management, Data Analysis Software, Spreadsheet Software, Data Analysis, Microsoft Excel, Text Mining, Data Visualization Software
★ 4.3 (31) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Quality, Power BI, Data Analysis Expressions (DAX), Data Cleansing, Data Modeling, Data Management, Data Transformation, Data Preprocessing, Data Manipulation, Data Wrangling, Pandas (Python Package), Data Integration, Data Processing, Data Analysis, Data Visualization Software, Query Languages, Data Visualization
Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Cleansing, Financial Data, Microsoft Excel, Excel Formulas, Workflow Management, Data Transformation, Financial Acumen, Automation, Financial Reporting, Data Import/Export
Intermediate · Course · 1 - 4 Weeks
National Taiwan University
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Processing, Data Manipulation, Data Transformation, Statistical Analysis, Descriptive Statistics, Computational Logic, Logical Reasoning, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Pivot Tables And Charts, Dashboard, Microsoft Excel, Dashboard Creation, Financial Data, Data Cleansing, Case Studies, Data Transformation, Data Quality, Data Integrity, Spreadsheet Software, Data Wrangling, Data Management, Data Manipulation, Data Integration, Financial Analysis, Data Import/Export, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Security, Data Governance, Data Architecture, Data Quality, Incident Response, Security Controls, Information Privacy, Data Management, Security Strategy, Threat Management, Threat Detection, Law, Regulation, and Compliance, Data Infrastructure, Risk Management, Cybersecurity, Compliance Management, Encryption, Incident Management, Data Integrity, Risk Analysis
★ 4.3 (46) · Intermediate · Course · 1 - 4 Weeks